Project Chimps creates special meals for rescued chimps on Thanksgiving, and you can see how much they enjoyed it in this video.

The find is roughly 2 billion years older than any other known fungus fossil.

The demise of megalodon coincided with the loss of a third of the largest marine animal species, scientists say.

The 50,000-year-old, perfectly preserved forest is showcased like never before in a newly released documentary.

Frozen remains found in Swiss glacier of couple who disappeared 75 years ago while hiking in the Alps.

Archaeologists have uncovered new evidence that could push the date of human habitation in Australia back possibly as far as 80,000 years ago.

Researchers trace back the origin of all flowering plants to a single ancestor using a sophisticated data crunch.

Scientists have uncovered the mystery of beak evolution.

Ancient marine reptile sheds light on the origins of the distant relatives of modern crocodiles.

Neanderthals might be extinct, but their genes still live on inside of us.

Loving animals may have been passed down genetically from ancestors who appreciated their services.

Learn about the natural world past and present at these outstanding museums

Surprising evidence linking Australia and Canada reminds us that our planet is a dynamic place.

A Sitka spruce on Campbell Island may be the 'golden spike' that denotes the controversial beginning of the Anthropocene epoch.

New genetic evidence shows that Solenodons survived the asteroid impact that wiped out the dinosaurs.

Covered in a code no one can understand, the Shigir Idol is the oldest wooden structure in the world.

The extinct cave bear Ursus spelaeus appears to have descended from a vegetarian line of bears.

Turtles use their shells as shields today, but these devices evolved for a completely different reason, paleontologists learn.

Based on our mostly destructive history of interacting with isolated cultures, we should stay away.

These volcanic seamounts are rich with life and are estimated to be at least 30 million years old, formed when Australia and Antarctica broke apart.

The first animal to evolve on Earth was probably a sponge that existed around 640 million years ago.

Miners in Australia uncover the opal-filled fossil of a dog-size herbivore named Weewarrasaurus pobeni.

In A.D. 536, a volcanic eruption sent a thick haze into the air that blocked the sun over Europe, the Middle East and some of Asia for 18 months.

The bottom of the Pacific Ocean is actually cooling down. How is this possible? The answer is proof that Earth's systems operate on long timescales.

If dinosaurs had telescopes and had pointed them at Saturn, they might have seen a ringless world.

Researchers have unearthed fossils of an extinct spider family that contain reflective material in the eyes that gave them superior night vision.

Researchers are calling the wild lands of 12 million years ago the 'Texas Serengeti.'

Scientists say Zealandia meets all the requirements to qualify as a continent, even though 94% of it is underwater.

8 strange and surprising facts about the T. rex, king of the dinosaurs.

The space agency's $650 million Neo Surveillance Mission is designed to spot killer asteroids.

NASA astronauts make history with an all-female spacewalk — now that the spacesuit problem is resolved.

From nearsightedness to bone mass, a trip to the International Space System has a notable effect on astronauts' bodies.

Natural fluctuations alone do not explain warming in the upper layers of the planet's oceans, confirms a new computer modeling study.

Trying to stay cool while obeying his own stringent vehicle idling restrictions, New York City Mayor Michael Bloomberg enlists security detail to install a full

As acidic seawater forces shellfish to grow thinner shells, scientists warn of a ripple effect that could alter marine ecosystems around the planet.

Arctic sea ice, the white cap that covers the watery northern edge of the planet, has melted back to a record low level.

A new study shows that some wells in N.Y. contain large amounts of explosive methane and need to be monitored to prevent any detonation.

Rising carbon dioxide levels at the edge of space are apparently reducing the pull that Earth's atmosphere has on satellites and space junk, having effects on t

Global greenhouse-gas emissions already have passed the point where the worst effects of global warming could be averted, and they are still rising, according t

A new study finds that earthworms cause soil to release more greenhouse gases.

Good news from Antarctica: The hole in the ozone layer is shrinking, new measurements reveal.

Toyota has donated 4,500 free trees for this March's giveaway for New York City residents.

The Air Quality Egg was named one of Kickstarter's best projects of 2012.

Living near high-traffic roads accounts for 14% of all asthma cases, researchers find.

Scientists have created a microbe that converts carbon dioxide into biofuel, a discovery that might boost the battle against climate change.

Aging pipelines leak dangerous amounts of greenhouse gases into the atmosphere.

A new study claims it isn't as bad as estimated, at least during one part of the process. But how much methane does leak during fracking?

We hear a lot about carbon dioxide when we talk about climate change, but sometimes here's why too much CO2 in the atmosphere is a bad thing.

A greenhouse gas that is thought to have a potent impact on global warming was detected in trace amounts in the atmosphere.

U.S. federal budget woes are shrinking the monitoring network that tracks greenhouse gases such as methane.