Rachel Herz explains the science behind our relationship with the food we eat in her new book, "Why You Eat What You Eat."

Watch Van Jones as he lays out the case against plastic pollution from a social justice perspective.

Divers scoured remote Pacific atolls to collect the garbage, some of which had entangled sea turtles.

A dog lost in Florida is found a dozen years later in Pennsylvania, and her owner and everyone else is in tears.

Vietnam veteran gets his dying wish to spend the day with his beloved dog.

Shelterbus is a retrofitted coach bus that serves as a mobile emergency shelter for the homeless in Toronto.

Here's how you can donate or otherwise help the animals, residents and first responders affected by wildfires in Australia.

The hybrid earned a 47 mpg rating in the city and on the highway.

Indian automaker Tata will be bringing the inexpensive Nano to the U.S. within three years.

The world's oldest depiction of a campsite may have been unearthed outside a cave in Spain.

2015 was no stranger to shady science.

Video: Assignment Earth explains why residents and government authorities are determined to clean up and revive the Gowanus Canal.

The FDA is investigating potentially regulating added caffeine.

About 16 percent of hot sauces tested from Mexico and South America had lead in them. If you’re concerned about the lead in your hot sauce, try making your own.

The Environmental Working Group’s food database turns up nearly 500 supermarket foods that contain azodicarbonamide.

When there’s no take back program for unneeded or expired medications, the Pill Terminator makes them unpalatable to people and animals.

The makers of Almond Breeze are being sued for false advertising, and it's a reminder not to believe everything you read on a package.

The USDA says this method of tampering with a food's genes is not the same as genetically modifying it.

Smart people at McDonald's just solved the biggest milkshake problem of our time with Suction Tube for Reverse Axial Withdrawal (STRAW).

Which microwaves hacks are worth using, which aren't worth your time and which one is a party game changer?

Weed killer glyphosate is being carried by foraging bees back to their hives — even organic bee hives.

Those food storage beeswax cloths and bags you've been noticing? They work.

KELT-9b's star-like qualities include melting iron and smashing hydrogen molecules, meaning this is not a habitable place.

Alexandra Cousteau revisits Scott St. Pierre in Louisiana and learns how he and others are coping with the oil spill.

The U.S. Energy Department wants you to save green by painting your roof white -- as long as it doesn't make your neighbors see red.

A new analysis reveals that greenhouse gas emissions in 2010 surpassed even the worst-case scenario envisioned by scientists four years ago.

When Hurricane Dorian hit the Bahamas, this rescuer opened her home to nearly 100 dogs.

Newman’s Own gives all of its profits to charity, like the one that helps Kadin Hoven and his family escape the difficulties of chronic illness.

Thousands of consumer products made from recycled materials confirmed radioactive.

Moose lasagna, a hot seller at European stores operated by the world-dominating purveyor of flat-pack furnishings, is found to contain trace amounts of pork.

The H5N1 influenza virus, also known as "bird flu," may well be more prevalent and less deadly than health officials had thought, according to a new study publi

Scientists have found a new influenza virus that infects bats. But don't pull out the hand sanitizer leftover from the H1N1, or swine flu, pandemic just yet. Wh

Are you sick? Staying hydrated is important. Here are some nourishing ways to get more fluid when you're feeling ill..

Forty-one states are battling widespread influenza outbreaks early in virus' season.

Officials are worried that a group of people in the Amazon who had been living in isolation from the outside world may have contracted the flu.

The treated lumber found in 30 of the New Orleans homes built by Brad Pitt's green rebuilding nonprofit, Make It Right, is prematurely decaying.

Who knew we have teenagers to thank for warm ears, frozen treats and easy adding?

Silicon Valley may be the celebrated hub of innovation, but it's getting a run for the money these days on hundreds of college campuses across the country.

Curt Novara uses salvaged wood from the Motor City’s abandoned homes to build one-of-a-kind guitars.

Urban foraging is a way to feed your stomach and see your city in a whole new light.

Cats have been conquering the world alongside humans for millennia.

Springtime is the best time of year to start a new garden.

Video shows two people skating on freshly frozen ice in Alaska, and one of them has a special reason to savor the adventure.

50 years worth of data went into making this stunningly detailed moon map.

We've read about the harmful health effects of eating processed meats. But what about their fishy counterparts?

Could this technology be the end of fair sportsmanship in fishing?

Scientists are beginning to unravel the mystery of how caddisfly silk stays sticky underwater, and it could lead to the development of a wet Band-Aid.

Researchers have wedded the arts and sciences by transforming the human brain into a maestro that directs brain waves and signals.

Imagine your city illuminated at night by glow stick-like lighting generated entirely from living organisms.

Researchers working on the ASSISI project recently tested the limits of interspecies communication by constructing a makeshift robot translator.