Add Yahoo as a preferred source to see more of our stories on Google. A wildfire frontline with emergency services nearby, Okanagan Valley, British Columbia, Canada. Farther back in our planet's ...

Add Yahoo as a preferred source to see more of our stories on Google. A skeleton of a Dodo. - Kirsty Wigglesworth/AP Humans have wiped out hundreds of species — with many more on the brink or ...

Global population trends among 71,000 animal species show nearly half are "sliding toward extinction," some of them at alarming rates, a new study warns. Researchers found 48% of the species in the ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Researchers have identified key areas of the Earth that need to be ...

Virginia Tech researchers unraveled new evidence that suggests the earliest known mass extinction event on Earth was caused by a drop in oxygen levels about 550 million years ago. This marks the sixth ...

As a philosopher of science, Alisa Bokulich grapples with weighty questions like, how can scientific models represent a system as complex as the Earth? How can we reconstruct Earth's 4.5-billion-year ...

Humans have wiped out hundreds of species — with many more on the brink or experiencing large declines in population. Some scientists have argued that we have entered a “sixth mass extinction” event ...