Sleep researcher Dr. Jeffrey Iliff answers the internet's burning questions about sleep. What causes sleep paralysis? Can we control our lucid dreams? Why do naps make us more tired? Can you ever catch up on sleep? Dr. Iliff answers all these questions and much more.

Botanist Joey Santore answers the internet's burning questions about plants! What's the weirdest plant in existence? Why do the leaves change colors in the fall? Can you cross-breed fruits? Why are plant medicines so taboo?

Evolutionary ecologist and ornithologist Sahas Barve answers the internet's burning questions about birds. How do messenger pigeons know where to go? Why are geese so loud? How do owls turn their heads so far? What's the smartest bird in existence? Sahas answers all these questions and much more!

Alex Honnold once again uses the power of Twitter to answer common questions about climbing. How do professional climbers make a living? What's the best season for climbing? Does climbing a mountain mess up the mountain? Alex answers all these question and much, much more!

Former FBI agent and body language expert Joe Navarro once again answers the internet's burning questions about body language. Are micro expressions more pronounced over Zoom? Does eye contact mean something different in other cultures? What does it mean if your leg shakes? Check out Joe's book "Be Exceptional" https://www.amazon.com/Be-Exceptional-Master-Traits-Extraordinary-ebook/dp/B08K93BLQP/ref=tmm_kin_swatch_0?_encoding=UTF8&qid=&sr= https://www.jnforensics.com/ Books By Joe Navarro: https://www.jnforensics.com/books Joe Navarro Body Language Academy: https://jnbodylanguageacademy.com

Everyone's favorite garbage nerd, Meredith Danberg-Ficarelli, is here to answer the internet's burning (well, maybe we'll ease up on the burning) questions about waste.

Former New York City Sanitation Commissioner Ed Grayson is here to answer the internet's burning questions about garbage. Where does garbage go after it's sent to the landfill? What happens if we run out of space in the landfills? Why do they still put garbage out on the streets in New York City? How does recycling ACTUALLY work? Ed answers all these questions and much more!

Chef and author J. Kenji López-Alt answers the internet's burning questions about cooking. How do you get really crispy skin on chicken? What constitutes a "pinch" of an ingredient? Why do eggs make so many foods taste better? J. Kenji López-Alt answers all these questions and much more!

Veterinarian Dr. Molly McAllister and her dog Jack answer the internet's burning questions about pets. Are you supposed to brush your dog's teeth? How does heartworm spread? Why are hedgehogs banned as pets in New York City? Where do hairballs come from? Dr. McAllister answers all these questions and much more!

Gastroenterologist Dr. Ugo Iroku answers the internet's burning questions about digestion and bowel movements. If your poop is black, are you dying? My does coffee make you poop? Is everyone lactose intolerant? Dr. Iroku answers all these questions and much more!

Scientist and author Kate Biberdorf (perhaps better known as Kate The Chemist), answers the internet's burning questions about chemistry. Why does Diet Coke and Mentos make a chemical reaction? Do brains really have chemicals inside them? What do electrolytes even do? Kate answers all these questions and much more!

Sushi chef and owner of New York's Nami Nori, Taka Sakaeda, answers the internet's burning questions about sushi. Is there such thing as too much wasabi? When was avocado introduced to sushi? How do sushi chefs cut rolls so perfectly neat and clean?

Beth Kimmerle is an author and taste expert, and she's here to answer the internet's burning questions about all things food, tongues and taste. What does Coca-Cola actually taste like? What makes someone a "supertaster"? Why does gum only seem to last for 5 minutes? Beth answers all these questions and much more! Director: Justin Wolfson Director of Photography: Josh Herzog Editor: Lika Kumoi Expert: Beth Kimmerle Line Producer: Joseph Buscemi Associate Producer: Brandon White Production Manager: Eric Martinez Casting Producer: Nicole Ford Assistant Camera: Lauren Pruitt Audio: Gabe Quiroga Post Production Supervisor: Nicholas Ascanio Post Production Coordinator: Ian Bryant Supervising Editor: Doug Larsen Assistant Editor: Billy Ward

Paleontologist Dr. Hans Sues answers the internet's burning questions about dinosaurs. Why did T-Rex have such tiny arms? What colors were dinosaurs? How do dinos get their names? What did Jurassic Park get wrong? Why do fossils exist? Dr. Sues answers all these questions and much more! The Smithsonian National Museum of Natural History has more exciting dinosaur news on Instagram: @smithsoniannmnn (https://www.instagram.com/smithsoniannmnh/?hl=en)

Biologist Thor Hanson is back to answer even more of the internet's burning questions about biology. What even are murder hornets? Do female mammals get monthly periods? Is it possible to bring back extinct species? Is coral really an animal? Thor answers all these questions and much more!

Biologist Thor Hanson is back again to answer even more of the internet's burning questions about biology. What happens if a whale eats you? Why do ticks and fleas and mosquitoes exist? What is the most recent species to go extinct? Thor answers all these questions and much more! Read THOR HANSON’s book Hurricane Lizards and Plastic Squid: https://www.basicbooks.com/titles/thor-hanson/hurricane-lizards-and-plastic-squid/9781541672420/

Dr. J. Mack Slaughter takes to Twitter to answer the internet's burning questions about injuries. What happens if you break a bone and don't set it? How can you tell if you've dislocated your shoulder? Why do shin splints hurt so much? Is it OK to treat a dog bite at home? Is an Achilles tendon tear the worst injury in sports? Dr. Slaughter answers all these questions and much more! Director: Justin Wolfson Director of Photography: Barry Bowden Editor: Richard Trammell Expert: Dr. J. Mack Slaughter Line Producer: Joseph Buscemi Associate Producer: Brandon White Production Manager: Eric Martinez Casting Producer: Nicole Ford Assistant Camera: Dayton Thomason Audio: Marcos Garcia Post Production Supervisor: Nicholas Ascanio Post Production Coordinator: Ian Bryant Supervising Editor: Doug Larsen Assistant Editor: Andy Morell

Toxicologist Anne Chappelle is back to answer more of the internet's burning questions about poison. What makes poison, well, poisonous? What the screaming heck is sun poisoning? How long does poison take to work? Can poison expire? Anne answers all these questions and much more!

Jeremiah Baumann, Chief of Staff at the US Department of Energy, takes to Twitter to answer the internet's burning questions about all types of energy. Why are gas prices soooo high? Do wind turbines cause cancer? Are electric vehicles better for the environment than gas vehicles? How is the strategic petroleum preserve going to be replenished? Jeremiah answers all these questions and much more.

Barbecue chef Rodney Scott takes to Twitter to answer the internet's burning questions about barbecue. What's the difference between barbecue and grilling? What does the 'Q' stand for in BBQ? What's the best cut of meat to barbecue with? What's the most essential utensil for barbecuing? What's better to cook with, wood, charcoal or propane? Rodney answers all these questions and much more! Director: Justin Wolfson Director of Photography: Norris Lanius Editors: Shandor Garrison, Matthew Colby Expert: Rodney Scott Line Producer: Joseph Buscemi Associate Producer: Brandon White Production Manager: Eric Martinez Production Coordinator: Fernando Davila Assistant Camera: Dylan Newman Audio: Lee Bailey Production Assistant: Devin Williams Post Production Supervisor: Alexa Deutsch Post Production Coordinator: Ian Bryant Supervising Editor: Doug Larsen Assistant Editor: Justin Symonds

Author Neil Gaiman takes to Twitter to answer the internet's burning questions about mythology. What links Viking and Greek myths? Why does Anubis have a dog head? Why do so many cultures have a 'Great Flood' myth? What do Biblical angels look like? Neil answers all these questions and much, much more! The Sandman is available to stream exclusively on Netflix beginning August 5th. Director: Justin Wolfson Director of Photography: Charlie Jordan Editor: Patrick Biesemans, Paul Tael Expert: Neil Gaiman Line Producer: Joseph Buscemi Associate Producer: Brandon White Production Manager: Eric Martinez Production Coordinator: Fernando Davila Assistant Camera: Lauren Pruitt Audio: Rebecca O'Neil Post Production Supervisor: Alexa Deutsch Post Production Coordinator: Ian Bryant Supervising Editor: Doug Larsen Assistant Editor: Diego Rentsch

Audiologist Dr. Emily Taylor answers the internet's burning questions about hearing, ears, and more. Why do we have earwax? How do hearing aids works? How are you even supposed to clean your ear canals? Dr. Taylor answers all these questions and much more!

Marine Biologist Amani Webber-Schultz answers the internet's burning questions about sharks! Why do hammerhead sharks look the way they do? What are the most dangerous types of sharks? Why do sharks have so many teeth? What are baby sharks called? Amani answers all these questions and much more! Director: Lisandro Perez-Rey Director of Photography: Constantine Economides Editor: Ron Douglas Expert: Amani Webber-Schultz Line Producer: Joseph Buscemi Associate Producer: Brandon White Production Manager: Eric Martinez Production Coordinator: Fernando Davila Assistant Camera: Brittany Berger Audio: Gabe Quiroga Post Production Supervisor: Alexa Deutsch Post Production Coordinator: Ian Bryant Supervising Editor: Doug Larsen Assistant Editor: Justin Symonds

Bill Nye uses the power of Twitter to once again answer common questions about science. Is evolution just an unproven theory? What do brains actually feel like? Will humanity ever leave the solar system? Are humans advanced AI? Bill answers all these questions and much more. Season one of "The End Is Nye" is now available and streaming on Peacock.

Tennis great John McEnroe uses the power of Twitter to answer common questions about the sport of tennis. Why are tennis players always getting so dang upset? Whose the hardest opponent McEnroe ever faced? Why has serve and volley become extinct in tennis? Why do doubles players congratulate each other even when losing? John answers all these questions and much, much more.

Author Malcolm Gladwell answers the web's most searched questions about research. How do you avoid confirmation bias? Is the 10,000 hours rule actually real? Does anyone go to libraries anymore? Is Wikipedia a reliable resource? Did McDonald's fries taste better when we were kids? Malcolm answers all these questions and much more!

Kevin L. Matthews II, author and financial educator, answers questions from twitter about money and spending. Are we going into a recession? How is a credit score calculated? How soon do you need to start saving for retirement? Is our tax system rigged for the rich? Is cyrpto worth investing in? Kevin answers all these questions and much more!

Chris Piech, professor of computer science at Stanford University, answers the internet's burning questions about coding. Do you need to know math to be good at coding? How many computer languages are there? Are programming and coding the same thing? How do you code A.I.? What is the meaning of the "404" error? Chris answers all these questions and much more!

Wildlife veterinarian Dr. Romain Pizzi answers the internet's hottest questions about wild animals. Why does a giraffe have "antennae" on its head? Why do big cats have round pupils and house cats have slits? Does an elephant really have a great memory? What's it like putting an oxygen mask on a tiger?

Climate scientist Dr. Peter Kalmus answers the internet's burning questions about our planet. Are there any other planets we can live on yet? Why is the coral reef dying? How does the carbon cycle work? How much longer until Florida is underwater? Dr. Kalmus answers all these questions and much more. Director: Lisandro Perez-Rey Director of Photography: Tim Travitz Editor(s): Joshua Pullar Internal, External, or Celebrity Talent (e.g. Host, Guest, Expert, Correspondent): Expert: Dr. Peter Kalmus Producer (e.g. Senior, Creative, Coordinating; main lead): Lisandro Perez-Rey Associate Producer: Paul Gulyas Production Manager: Eric Martinez Production Coordinator: Fernando Davila Camera Operator(s): Martin Brown Sound: Miles Travitz Production Assistant(s): Demetria "DD" Hockaday Post Production Supervisor: Alexa Deutsch Post Production Coordinator: Ian Bryant Supervising Editor: Doug Larsen Assistant Editor: Billy Ward

Dr. Amy Shah answers the internet's burning questions about those oh so elusive signaling molecules we like to call "hormones." Can you remove all of your hormones? What does low testosterone even feel like or look like? Why does adrenaline affect memory? How does cortisol affect body fat? Dr. Shah answers all these questions and much, much more! Director: Lisandro Perez-Rey Director of Photography: Adam Younker Editor(s): Richard Trammell Internal, External, or Celebrity Talent (e.g. Host, Guest, Expert, Correspondent): Expert: Dr. Amy Shah Producer (e.g. Senior, Creative, Coordinating; main lead): Lisandro Perez-Rey Associate Producer: Paul Gulyas Production Manager: Eric Martinez Production Manager (Phoenix): Christa Kent Production Coordinator: Fernando Davila Camera Operator(s): Jim Escobedo Sound: Rusty Duggan Production Assistant(s): Viri Post Production Supervisor: Alexa Deutsch Post Production Coordinator: Ian Bryant Supervising Editor: Doug Larsen Assistant Editor: Andy Morell

James Hoffmann answers the internet's burning questions about coffee. What's the difference between drip and pour over coffee? What's the difference between iced coffee and cold brew? Does darker roast coffee have more caffeine? Check out James' YouTube channel: https://www.youtube.com/channel/UCMb0O2CdPBNi-QqPk5T3gsQ Director: Anna O'Donohue Director of Photography: John Whatton Editor: Parker Dixon Talent: James Hoffmann Producer: Justin Wolfson Line Producer: Joseph Buscemi Associate Producer: Brandon White Production Manager: Eric Martinez Production Coordinator: Fernando Davila Camera Operator: Stephen Ley Audio: Nick Ware Production Assistant: Ben Alder Post Production Supervisor: Alexa Deutsch Post Production Coordinator: Ian Bryant Supervising Editor: Doug Larsen Assistant Editor: Andy Morell

The Callisto Protocol director Glen Schofield answers the internet's burning questions about video game development and horror games. Why are horror video games scarier than horror movies? Why was Elden Ring so dang hard? How do you design levels in a horror game? How well does finger motion capture work? How do game physics work?

Robotics professor Henny Admoni answers the internet's burning questions about robots! How do you program a personality? Can robots pick up a single M&M? Why do we keep making humanoid robots? What is Elon Musk's goal for the Tesla Optimus robot? Will robots take over my job writing video descriptions...I mean, um, all our jobs? Henny answers all these questions and much more. Director: Lisandro Perez-Rey Director of Photography: Jeff Smee Editor: Ron Douglas Expert: Henny Admoni Line Producer: Joseph Buscemi Associate Producer: Brandon White Production Manager: Eric Martinez Production Coordinator: Fernando Davila Camera Operator: Alex Grant Audio: Robert Buncher Production Assistant: Maria Bosetti Post Production Supervisor: Alexa Deutsch Post Production Coordinator: Ian Bryant Supervising Editor: Doug Larsen Assistant Editor: Andy Morell Special Thanks: Human And Robot Partners Lab at Carnegie Mellon University

Ashton Bingham and Art Kulik of Trilogy Media answer the internet's burning questions about scams. How do you protect your parents from scams? How do scammers get our phone numbers? Check out Art and Ashton's channel here: https://www.youtube.com/trilogymedia Director: Justin Wolfson Director of Photography: Corey Eisenstein Editor: Shandor Garrison Experts: Ashton Bingham & Art Kulik Producer: Justin Wolfson Associate Producer: Paul Gulyas Production Manager: Eric Martinez Production Coordinator: Fernando Davila Casting Producer or Talent Booker: Camera Operator: Brittany Berger Sound: Brett Van Deusen Production Assistant: Patrick Sargent Post Production Supervisor: Alexa Deutsch Post Production Coordinator: Ian Bryant Supervising Editor: Doug Larsen Assistant Editor: Ben Harowitz

Crime scene analyst Matthew Steiner answers the internet's burning questions about forensics and crime scenes. Why don't we use chalk outlines for dead bodies anymore? How did OJ Simpson get acquitted? How many people got away with murder before DNA evidence? How does height affect blood spatter? Matt answers all these questions and much more! Director: Justin Wolfson Director of Photography: Samuel Levine Editor: Ron Douglas Expert: Matthew Steiner Line Producer: Joseph Buscemi Associate Producer: Brandon White Production Manager: Eric Martinez Production Coordinator: Fernando Davila Camera Operator: Claudio Corredor Audio: Adam Gold Production Assistant: Ryan Coppola Post Production Supervisor: Alexa Deutsch Post Production Coordinator: Ian Bryant Supervising Editor: Doug Larsen Assistant Editor: Billy Ward Junior Editor: Paul Tael

Levy Rozman answers the internet's burning questions about the game of chess. What's the best opening? How do you become a grandmaster? Was the Queen's Gambit an accurate show? What's the worst move you can make in chess? Is it harder to play with black pieces than white? Director: Lisandro Perez-Rey Director of Photography: Charlie Jordan Editor: Chris Davies Expert: Levy Rozman Line Producer: Joseph Buscemi Associate Producer: Brandon White Production Manager: Eric Martinez Production Coordinator: Fernando Davila Camera Operator: Corey Eisenstein Audio: Brett Van Deusen Production Assistant: Patrick Sargent Post Production Supervisor: Alexa Deutsch Post Production Coordinator: Ian Bryant Supervising Editor: Doug Larsen Assistant Editor: Andy Morell

Nelson Dellis, five-time USA Memory Champion, answers the internet's burning questions about memory. How come it's easier to remember Taylor Swift lyrics than psychics formulas? How do you remember lines over night? Is there a correlation between exercise and memory? What is a memory palace? Nelson answers all these questions and much more! Director: Lisandro Perez-Rey Director of Photography: Ben Dewey Editor: Jeremy Smolik Expert: Nelson Dellis Line Producer: Joseph Buscemi Producer: Lisandro Perez-Rey Associate Producer: Samantha Vélez Associate Producer: Brandon White Production Manager: Eric Martinez Production Coordinator: Fernando Davila Camera Operator: Rahil Ashruff Sound: Jeff Gaumer Production Assistant: Patrick Sargent Post Production Supervisor: Alexa Deutsch Post Production Coordinator: Ian Bryant Supervising Editor: Doug Larsen Assistant Editor: Andy Morell

Former FBI agent and body language expert Joe Navarro once again answers the internet's burning questions about body language. Do power poses work during job interviews? Do liars smirk? Why do we cover our mouth when we see something terrible? Does peacocking actually work? Joe answers all these questions and much more. Check out Joe's book "Be Exceptional" https://www.amazon.com/Be-Exceptional-Master-Traits-Extraordinary-ebook/dp/B08K93BLQP/ref=tmm_kin_swatch_0?_encoding=UTF8&qid=&sr= https://www.jnforensics.com/ Books By Joe Navarro: https://www.jnforensics.com/books Joe Navarro Body Language Academy: https://jnbodylanguageacademy.com Director: Lisandro Perez-Rey Director of Photography: Jeff Cook Editor: Erik Hinrichsen Expert: Line Producer: Joseph Buscemi Producer: Lisandro Perez-Rey Associate Producer: Brandon White Production Manager: Eric Martinez Production Coordinator: Fernando Davila Camera Operator: Carlos Albores Sound: Brian Lyle Production Assistant: Patrick Sargent Post Production Supervisor: Nick Ascanio Post Production Coordinator: Ian Bryant Supervising Editor: Doug Larsen Assistant Editor: Paul Tael

Pascal Wallisch, NYU Professor of Psychology and Data Science, answers the internet's burning questions about illusions. What is motion-induced blindness? How do mirages happen? What's the explanation for "The Dress"? How did they make the Tupac hologram? Pascal answers all these questions and much more! For more on these illusions: https://www.foxlabnyu.com/techsupportreferences Director: Justin Wolfson Director of Photography: Brad Wickham Editor: Joshua Pullar Expert: Pascal Wallisch Line Producer: Joseph Buscemi Producer: Justin Wolfson Associate Producer: Paul Gulyas Production Manager: Eric Martinez Production Coordinator: Fernando Davila Camera Operator: Claudio Corredor Sound: Brett Van Deusen Production Assistant: Ralphy Vasquez Post Production Supervisor: Alexa Deutsch Post Production Coordinator: Ian Bryant Supervising Editor: Doug Larsen Assistant Editor: Paul Tael

Scientist and Immunologist Dr. Shruti Naik answers the internet's burning questions about our immune systems. Are viruses alive? Is chicken soup actually good for the immune system? What does the spleen even do? Is playing in dirt good for your child's health?? Dr. Shruti answers all these questions and much more! Director: Justin Wolfson Director of Photography: Brad Wickham Editor: Chris Davies Expert: Dr. Shruti Naik Line Producer: Joseph Buscemi Associate Producer: Brandon White Production Manager: Eric Martinez Production Coordinator: Fernando Davila Camera Operator: Brittany Berger Audio: Sean Paulsen Production Assistant: Ryan Coppola Post Production Supervisor: Alexa Deutsch Post Production Coordinator: Ian Bryant Supervising Editor: Doug Larsen Assistant Editor: Andy Morell

It's not rocket science! Well, actually, it is! Rocket scientists Tiera and Myron Fletcher answer the internet's burning questions about rocket science, rocket ships and space travel. What's harder, rocket science or brain surgery? Will humanity ever leave the solar system? What's so special about Elon Musk's new rocket? Why are rocket engines so loud? Will we eventually have warp drive? Tiera and Myron answer all these questions and much more! Director/Producer: Lisandro Perez-Rey Director of Photography: Kevin Harrington Editor: Joshua Pullar Talent: Tiera & Myron Fletcher Line Producer: Joseph Buscemi Associate Producer: Paul Gulyas Production Manager: Eric Martinez Production Coordinator: Fernando Davila Camera Operator: Ingrid Thronson Audio: Tim Wolfe Post Production Supervisor: Alexa Deutsch Post Production Coordinator: Ian Bryant Supervising Editor: Doug Larsen Assistant Editor: Paul Tael

We visit Jack White's Third Man Records vinyl pressing plant in Detroit, Michigan to find out exactly what goes into the creation of a vinyl record; from cutting and pressing to making sure they sound great. Find out more here: https://thirdmanpressing.com https://www.instagram.com/thirdmanpressing/ Director: Katherine Wzorek Director of Photography: Kevin Hewitt Editor: Louis Lalire Talent: Broc Barnes, Warren Defever, Ed Gillis Line Producer: Joseph Buscemi Associate Producer: Samantha Vélez Production Manager: Eric Martinez Production Coordinator: Fernando Davila Camera Operator: Kevin Ward Audio: Frank Biondo Production Assistant: Ryan Hewitt Post Production Supervisor: Alexa Deutsch Post Production Coordinator: Ian Bryant Supervising Editor: Doug Larsen Assistant Editor: Justin Symonds

It's not brain surgery! Well, actually, it is! Neurosurgeon Brian Kopell answers the internet's burning questions about brain surgery. What's harder, rocket science or brain surgery? Do you have to be AWAKE during brain surgery? What part of the brain remembers the Jurassic Park theme song? Brian answers all these questions and much more! Director: Lisandro Perez-Rey Director of Photography: Constantine Economides Editor: Richard Trammell Expert: Dr. Brian Kopell Line Producer: Joseph Buscemi Associate Producer: Paul Gulyas Production Manager: Eric Martinez Production Coordinator: Fernando Davila Camera Operator: Rahil Ashruff Audio: Gabe Quiroga Production Assistant: Patrick Sargent Post Production Supervisor: Alexa Deutsch Post Production Coordinator: Ian Bryant Supervising Editor: Doug Larsen Assistant Editor: Andy Morell

Licensed family therapist Stephanie Yates-Anyabwile answers the internet's burning questions about relationships. How do you know if someone is gaslighting you? Can a relationship withstand cheating? Do open relationships really work? What causes a marriage of fifteen years to fail? How do you know if your significant other is "The One"? Stephanie answers all these questions and much more. Director: Justin Wolfson Director of Photography: Eric Brouse Editor: Chris Davies Expert: Stephanie R. Yates Line Producer: Joseph Buscemi Associate Producer: Brandon White Production Manager: Eric Martinez Production Coordinator: Fernando Davila Casting Producer: Nicole Ford Camera Operator: Rahil Ashruff Audio: Jeff Gaumer Production Assistant: Patrick Sargent Post Production Supervisor: Alexa Deutsch Post Production Coordinator: Ian Bryant Supervising Editor: Doug Larsen Assistant Editor: Justin Symonds

Polyphia's Tim Henson answers the internet's burning questions about guitar playing. How do you get a great guitar tone? Are expensive guitars a scam? What is a boomer bend? Why are barre chords so hard to play? How did Tim write 'Playing God'? Tim answers all these questions and much, much more! Check out Tim and Polyphia's YouTube channels: https://www.youtube.com/@TimHensonW6RST https://www.youtube.com/@Polyphia Director: Justin Wolfson Director of Photography: Constantine Economides Editor: Ron Douglas Expert: Tim Henson Line Producer: Joseph Buscemi Associate Producer: Brandon White Production Manager: Eric Martinez Production Coordinator: Fernando Davila Casting Producer: Nicole Ford Camera Operator: Rahil Ashruff Gaffer: Rebecca Van Der Meulen Audio: Gabe Quiroga Production Assistant: Patrick Sargent Post Production Supervisor: Alexa Deutsch Post Production Coordinator: Ian Bryant Supervising Editor: Doug Larsen Assistant Editor: Justin Symonds

Structural engineer Dr. Nehemiah Mabry answers the internet's burning questions about city building. How are underwater tunnels made? What city has the best urban designer? How do bridges not collapse? How do floating cities work? How do sink holes happen? Nehemiah answers all these questions and much more! Director: Lisandro Perez-Rey Director of Photography: Constantine Economides Editor: Ron Douglas Expert: Dr. Nehemiah Mabry Line Producer: Joseph Buscemi Associate Producer: Brandon White Production Manager: Eric Martinez Production Coordinator: Fernando Davila Casting Producer: Nicole Ford Camera Operator: Chris Alfonso Audio: Brett Van Deusen Production Assistant: Ryan Coppola Post Production Supervisor: Alexa Deutsch Post Production Coordinator: Ian Bryant Supervising Editor: Doug Larsen Assistant Editor: Ben Harowitz

Harvard professor and "How to Build a Life" columnist Arthur C. Brooks answers the internet's burning questions about "happiness." Does anyone else feel depression after completing a goal? Can social media cause depression? Do we get happier as we age? What is the true meaning of happiness? Arthur answers all these questions and much more. For more on Arthur Brooks, you can find a copy of his New York Times Best Selling book, From Strength to Strength at your favorite book retailers nationwide and on Amazon.com. Follow Arthur on social media for daily happiness content Instagram - @arthurcbrooks Twitter - @arthurbrooks LinkedIn - @arthur-c-brooks TikTok - @arthurcbrooks YouTube - @arthurcbrooksofficial Receive email updates from Arthur Brooks Sign up at http://arthurbrooks.com Director: Justin Wolfson Director of Photography: Jim Petit Editor: Louville Moore Expert: Arthur C. Brooks Line Producer: Joseph Buscemi Associate Producer: Brandon White Production Manager: Eric Martinez Production Coordinator: Fernando Davila Talent Booker: Mica Medoff Camera Operator: Dan Jacobs Audio: Tim Haggerty Production Assistant: Conner Pennington Post Production Supervisor: Alexa Deutsch Post Production Coordinator: Ian Bryant Supervising Editor: Doug Larsen Assistant Editor: Andy Morell

Scientist and A.I. expert Gary Marcus answers the internet's burning questions about artificial intelligence. Will ChatGPT end college essays? Is Furby A.I.? How close are we to truly self-driving cars? Is the Turing test outdated? Gary answers all these questions and much more! Director: Sean Dacanay Director of Photography: Ricardo Pomares Editor: Richard Trammell Expert: Gary Marcus Producer: Justin Wolfson Line Producer: Joseph Buscemi Associate Producer: Paul Gulyas Production Manager: Eric Martinez Production Coordinator: Fernando Davila Casting Producer: Nicole Ford Camera Operator: Josh Andersen Audio: Will Miller Production Assistant: Gee Depratt Post Production Supervisor: Alexa Deutsch Post Production Coordinator: Ian Bryant Supervising Editor: Doug Larsen Assistant Editor: Paul Tael

Chef, author, and Razza owner Dan Richer answers the internet's burning questions about pizza. Why does pepperoni curl? What are the best cheeses for making pizza? What is the most important part of a pizza? Does a calzone count as a pizza? Are San Marzano tomatoes really that great? How much does it cost to open a pizzeria? Dan answers all these questions and much more! Director: Justin Wolfson Director of Photography: Rahil Ashruff Editor: Shandor Garrison Expert: Dan Richer Producer: Justin Wolfson Line Producer: Joseph Buscemi Associate Producer: Paul Gulyas Production Manager: Eric Martinez Production Coordinator: Fernando Davila Senior Casting Producer: Nicole Ford Camera Operator: Cloud Audio: Brett Van Deusen Production Assistant: Ryan Coppola Post Production Supervisor: Alexa Deutsch Post Production Coordinator: Ian Bryant Supervising Editor: Doug Larsen Assistant Editor: Andy Morell