Black holes generally power some of the brightest objects in the universe, so why is Sagittarius A* so calm?

Life is expensive, and kids will learn important life lessons from earning and saving their own money.

Clutter causes stress on many levels. For families feeling the need to create more space — mental, physical, emotional — here are 6 suggestions.

Plus, 5 ideas to use at home to get kids thinking numerically.

Parents may feel the need to protect and schedule, but experts say our kids learn more when we get out of the way as they play.

Take a look at the nutritional benefits of 5 popular tree nuts, and you'll realize nuts are a great snack!

Sea slugs could tell us a lot about why we fall into a food coma.

You may think you're stuffed, but sugar has a way of making more space in your stomach, Norwegian researchers discover.

When people think of avocados, they think of guacamole, but there's more to these nutritious fruits than meets the chip.

It's not just that your mom encourages second helpings. Studies show that a phenomenon called "social facilitation" is one factor in why we overeat with others.

A new study seeks to define what a 'hyper-palatable' food is, and how they're specifically designed to make us eat more than we should.

Laleh Mohmedi transforms her young child's meals into memorable cartoon characters as a way to encourage healthy eating.

When we throw away banana peels, we throw away a lot of health benefits.

While mandatory in drinks like the Sazerac and Manhattan, the aromatic, herbal flavoring agent isn't just for cocktails.

You may not realize that nutritional yeast is a vitamin-packed protein. Here's how to add it to salads, pastas and more.

By fighting labeling, GMO advocates risk ceding the moral high ground -- transparency -- to foods that boast their lack of GMOs.

Juice and soda aren’t the only drink options available for children. Here are some healthy drink alternatives for kids (and adults).

Italians have mastered 'la dolce far niente' and so should you.

Hydroelectric power has not received the attention that solar and wind enjoy, but that could be changing.

How hip to hybrid cars are you? Zero to sustainability: Test your hybrid car IQ with this quiz.

Better technology and more accessible data are helping drive new change.

Fom Argentina to Mexico, solar in Latin America is likely to grow like gangbusters in the coming years.

Researchers claim that using enzymes to convert biomass to hydrogen could yield significantly more energy than current biomass-to-ethanol efforts.

Kathy Shea Mormino ditched the legal profession to become The Chicken Chick.

A newly discovered hybrid of aurochs and ice age bison has been affectionately called the 'Higgs bison' due to its elusive nature.

From 11:57 p.m. to midnight each night, sheep have been stampeding through Times Square.

It's not just medical expenses; the entire social safety net is in tatters — and boomers are experiencing it first-hand.

Many public library systems are eliminating late fees on materials because they see them as a form of social inequity.

The benefits of hobbies and how to choose an activity that can help take your mind off work and add some fun to your life.

Experiencing a pleasant tingle when someone crinkles paper isn't as weird as you think. It's called ASMR or 'brain orgasm.' Here's why it happens.

It's a book club for introverts to be social without all the pressure of a regular book club.

The Golden Globes, BAFTA and the Oscars have all committed to a greener production and ceremony. Are these noble pursuits or just greenwashing?

Photographers capture landscapes, portraits, nature and more for Sony World Photography Awards.

During coronavirus, many are looking to Anne Frank's diary to learn from her messages of resilience and hope.

Daniel Rueda and Anna Devís take inspiration from architecture and design and create colorful, geometric photos.

National Geographic's Travel Photographer of the Year contest winners show the power of nature, the beauty of cities and the strength of humanity.

Studies show that we track fecal matter, potentially deadly bacteria and fungus into our homes when we wear our shoes inside.

The eerie hue was caused by the collision of two occurrences: fires in southern Europe and winds from Hurricane Ophelia.

Peatlands have the power to release huge amounts of carbon and greenhouse gases, but these mucky wetlands also help control floods and forest fires.

The winners of Nikon's 43rd annual Small World Photomicrography Competition will make you wish you paid more attention in science class.

A new generic option will soon offer relief for families who shell out hundreds of dollars for these epinephrine-filled devices.

If you're trying to lose weight, the time of day when you eat matters just as much as how many calories you eat, new research suggests.

Crown shyness is a phenomenon where tree canopies don't touch, creating stark outlines between the treetops. Here are some theories about why it happens.

A new study finds Hawaii is home to "super corals" that were nearly destroyed 30 years ago but have rebounded despite warmer, more acidic water.

Sabrina Gonzalez Pasterski, who built and flew her own plane at 14, just earned a Ph.D. from Harvard and she's proof of the growing power of the STEM push.

The science behind why some cats hate belly rubs, plus what it means when a cat rolls over and shows you its belly.

The Azores archipelago off the coast of Portugal is home to some of the most gorgeous — and most plentiful — hydrangeas in the world.

Screaming is primal. Whether it’s pain, horror or a baby's cry, a scream demands attention. Why do we scream, and why does the sound of one make us react?

The series, which is celebrating its 50th anniversary this month, has the highest number of adult-child coviewing experiences of any children’s show.

How you train your dog can affect his happiness and stress levels long-term, study finds.