The planet's trees have seen plenty of history pass by their trunks. In fact, they began to populate Earth 385 million years ...

A mass extinction event wiped out around 90% of life. What followed has long puzzled scientists: The planet became lethally ...

Science has been through a lot since the long history of the planet Earth. And people have philosophized and thought about it ...

A study of fossils from the Permian-Triassic extinction event 252 million years ago shows that forests in many parts of the ...

Cave data shows the Arctic was permafrost-free when Earth was 4.5˚C warmer, hinting at what rising temperatures could bring.

Low environmental standards helped China become the world’s low-cost producer of rare earths, but Beijing was also focused on ...

An ant and fly from the Cretaceous period offer insights into the history of Ophiocordyceps, the fungal parasite made popular ...

Scientists agreed the rocky outcrops in a remote part of Quebec, Canada, were ancient. But were they really Earth’s oldest?

"Our Story With David Attenborough" at the Natural History Museum is a 50-minute program that explores humankind's role in ...

A history of the movement by EarthDay.org says the date of the first Earth Day — April 22, 1970 — was chosen because it fell on a weekday between spring break and final exams and the aim was ...