In this episode of 'Technique Critique', crime scene analyst and investigator Matthew Steiner examines forensics investigations in crime scenes from movies and television to see how accurate they are. Crime scenes are from The Wire, NCIS, Zodiac, The Flash, The Boondock Saints, Heat, Seven, The Other Guys, How to Get Away with Murder, CSI: Miami, The Dark Knight, Dexter, Insomnia, True Detective, Bone Collector, Criminal Minds, Family Guy, Iron Man 3, Minority Report and more.

Ever wonder how those massive fireworks spectacles get off the ground? From black powder to barium, music to mortars, pyrotechnics pro Jim Souza, whose company puts on the Macy's 4th of July Show in New York, explains the year-long process behind putting on a major performance.

Brendan Greene (aka PlayerUnknown), creative director of PlayerUnknown's Battlegrounds, uses the power of Twitter to answer some common questions about PUBG. Why do vehicles seem to weigh so little? Is PUBG coming to PS4? Will the Xbox One get fixed? Will the game include hit indicators?

Liza Koshy, Markiplier, Rhett & Link, and Hannah Hart use the power of Twitter to answer some common questions about YouTube content creation. Hannah Hart is the host of hit podcast "Hannahlyze This,” the self-help podcast that just can’t help itself. The podcast tackles candid conversations about mental health, as well as lighthearted takes on new self-help “fads” like rage rooms and suspension chambers.

Dialect coach Erik Singer once again analyzes the accents of some of Hollywood's biggest names. How accurate were their accents, really? Check out more from Erik here: http://www.eriksinger.com/

WIRED Editor in Chief Nicholas Thompson discusses the regulation of tech companies and their products with European Commissioner for Competition Margrethe Vestager.

How much has tech changed in the past quarter century? Writer Louise Matsakis spends a day doing her job using only the tech that was available in 1993.

Author Anand Giridharadas has penned sharp appraisals of Silicon Valley's benevolent titans and their technocratic solutionism. At WIRED25, he spoke with WIRED's Virginia Heffernan about the colliding forces that challenge a default optimism when it comes to technology. This event was part of WIRED's 25th anniversary celebration in San Francisco.

Code for America Executive Director Jennifer Pahlka and Author Anand Giridharadas spoke with WIRED’s Issie Lapowskyas part of WIRED25, WIRED’s 25th anniversary celebration in San Francisco.

NCT 127 use the power of Twitter to answer some common questions about K-pop. Does a K-pop star have to be from Korea? Why are some K-pop groups so large? Do K-pop bands have opening acts? Taeil, Johnny, Taeyong, Yuta, Doyoung, Jaehyun, Winwin, Jungwoo, Mark, and Haechan answer all these questions and more!

Can video games help improve hand-eye coordination? Can they help train your brain and improve your cognitive abilities? WIRED Senior Editor Peter Rubin tests his skills against a pro sports gamer to find out if gaming can improve your brain and body.

We take millions of photographs. How are all of our snaps affecting our eyes, brains, and bodies? WIRED Senior Editor Peter Rubin looks at the ways that selfies can distort our self perception, shoots with a pro photographer, and examines the way that all those images are affecting our moods and memory.

Ken Jeong uses the power of Twitter to answer even more common medical questions. Will you get the flu from a flu shot? Can stress make you sick? What IS E. Coli? Ken's comedy special, "You Complete Me, Ho" is streaming on NETFLIX now.

Bon Appétit's Brad Leone and Claire Saffitz use the power of Twitter to answer some common questions about cooking. Brad and Claire offer their chef support to the internet masses, answering questions about food dehydrators, kombucha and more! Brad’s new show It’s Alive: Goin’ Places is now available on Roku, Apple TV, Amazon FireTV, and Android TV. Claire’s new show Bon Appétit’s Baking School launches later this month. To learn more about the channel, visit bonappetit.com/tv

Tattoo artist Keith "Bang Bang" McCurdy uses the power of Twitter to answer some common questions about tattoos and tattooing. What's the best way to practice tattooing? What techniques can a tattoo artist use to do proper shading? Do tattoo artists ever refuse to do certain tattoos?

Dialect coach Erik Singer once again takes a look at idiolects, better known as the specific way one individual speaks. This time, Erik is focusing on actors's portrayals of US presidents. How close was Josh Brolin to capturing George W. Bush in W.? Is Jay Pharoah's version of Obama true to life? Is it even possible for an actor to accurately portray George Washington? Check out more from Erik here: http://www.eriksinger.com/

Lucy Lang, Executive Director, Institute For Innovation In Prosecution at John Jay College of Criminal Justice, takes a look at courtroom scenes from a variety of television shows and movies and breaks down how accurate they really are.

Jonna Mendez, former CIA Chief of Disguise, takes a look at spy scenes from a variety of television shows and movies and breaks down how accurate they really are.

Annie Onishi, general surgery resident at Columbia University, takes a look at more emergency room and operating room scenes from a variety of television shows and movies and breaks down how accurate they really are.

Ed Boon, Creative Director at NetherRealm Studios, uses the power of Twitter to answer some common questions about Mortal Kombat 11. Why does Sub-Zero always get beat by Scorpion in promotional trailers? How do you properly do Skarlet's Brutality? How many character skins does each character have in MK11? Mortal Kombat 11 is now available for PS4, PS4 Pro, Xbox One, Xbox One X, Nintendo Switch and PC.

Nick Jonas and Kelly Clarkson use the power of Twitter to answer some common questions about singing. How can you increase your vocal range? How do people sing and play an instrument at the same time? UglyDolls is in theaters May 3

BRANDED CONTENT | Produced by WIRED with American Express | Robin Berzin founded Parsley Health to bring functional medicine, advanced testing, and data together — for the most comprehensive primary care of its kind. She tells WIRED how she built her tech-infused healthcare company.

A handful of US cities have banned government use of facial recognition technology due to concerns over its accuracy and privacy. WIRED's Tom Simonite talks with computer vision scientist and lawyer Gretchen Greene about the controversy surrounding the use of this technology.

Magician Penn Jillette uses the power of Twitter to answer common questions about magic. Do magicians ever reveal their secrets? Do Penn and Teller ever mess up an illusion? Is magic actually real? Penn answers all these questions and more! Penn & Teller’s MasterClass can be found at MasterClass.com/pt. Users can access this course and more than 60 MasterClass courses by subscribing to the All-Access Pass for $180 per year.

Avengers: Endgame directors Anthony and Joseph Russo use the power of Twitter to answer common questions about Avengers: Endgame and the Marvel Cinematic Universe. THIS VIDEO CONTAINS AVENGERS SPOILERS! Why does Falcon get the shield? Why aren't there any Nova Corps members in the fight against Thanos? Why are some of the Avengers: Endgame deleted scenes so great? The Russo brothers answer all these questions, and more! Avengers: Endgame is available on Digital and Blu-Ray now!

Alex Honnold uses the power of Twitter to answer common questions about climbing. What's Alex's favorite type of climbing hold? Do all rock climbers live in vans? Once you get to the top, how do you get back down? Alex answers all these questions, and more!

Sloane Stephens uses the power of Twitter to answer common questions about the game of tennis. How many hours a day should a junior player practice? Why are there so many lefties in tennis? Who is the toughest opponent Sloane has ever faced? Is it possible to be in love with a backhand slice?? Sloane answers all these questions, and more!

Brian Amman, ecologist for the Centers for Disease Control, takes a look at disastrous pandemics from a variety of television shows and movies and breaks down how accurate their depictions really are.

Dialect coach Erik Singer once again takes a look at idiolects, better known as the specific way one individual speaks. Did Rami Malek do a good job speaking through prosthetics to become Freddie Mercury? How accurate was Jennifer Lawrence's Long Island accent in Joy? Did Christian Bale nail former Vice President Dick Cheney? Check out more from Erik here: http://www.eriksinger.com/

Bill Nye uses the power of Twitter to once again answer common questions about science. When will teleportation happen? Will tardigrades take over the moon? How do planes work? What does a neutron do? If you took all the animals of the ocean, how much shallower would the water get? Bill answers all these questions, and more! Tardigrade image by Diane R. Nelson / East Tennessee State University

Astronaut Nicole Stott, director of the Space for Art Foundation, uses the power of Twitter to answer common questions about space. Is there an age limit for space travel? What do you do if you get sick in space? How often does the ISS get additional supplies? What happens when a ship blows up in space? Nicole answers all these space questions and more!

Mark Cuban uses the power of Twitter to answer common questions about business and being a mogul. How do you start a business with no money? What makes a good business partner? Should all jobs pay a living wage? How does a business gain a customer's trust? Mark answers all of these questions and more! Season 11 of Shark Tank premieres Sunday, September 29th on ABC!

Wyatt Knox, Special Projects Director at the Team O'Neil Rally School, takes a look at driving scenes from a variety of television shows and movies and breaks down how accurate they really are.

Ubisoft's Alexander Karpazis uses the power of Twitter to answer common questions about Rainbow Six Siege. Is Rainbow Six Siege going to get an Area 51 map? Is Buck the best operator in the game?

Meis, Constantin, author

Serway, Raymond A., author

Baulieu, Laurent, author

Serway, Raymond A., author

Knight, Randall Dewey, author

Serway, Raymond A., author

Knight, Randall Dewey, author

Serway, Raymond A., author

Willmott, Phil (Phil R.), author

Hayt, William Hart, 1920- author

Crumpton, Michael A., author

Waddill, Deborah DeWolfe

Fournier, Camille (Chief technologist), author