The first people to inhabit the Americas had a singular obsession: the biggest animals on the landscape. A July 2026 study in ...

Jeffrey Drummond, a biologist at the US Fish and Wildlife Service, stretched out a sheet of netting held between two poles, ...

For more than a century, scientists have blamed Earth’s greatest mass extinctions on colossal volcanic eruptions that flooded the planet with lava and gas. A new study suggests that explanation is ...

A speculative paper argues that ancient planetary flybys may have helped trigger some of Earth’s mass extinctions.

Efforts to revive the thylacine and woolly mammoth are forcing conservationists to face a long-overdue debate over what kind ...

The snails and other mollusks around hydrothermal vents have evolved to thrive in extreme conditions, but mineral extraction ...

Earth’s history has been shaped by five mass extinctions—catastrophic periods when life changed so dramatically that entire ...

New Zealand’s well-documented fossil and living marine fauna allows scientists to explore drivers of extinction risk that are ...

What is a mass extinction – and how many of them have there been? Will Newton takes a look the 'big five' extinction events ...

From the vanishing of 10 billion snow crabs in Alaska's Bering Sea to the first mammal officially declared extinct due to climate change, the devastating impact of rising temperatures on Earth's ...

With a bulging head that looks like it swallowed a gavel, there's no mistaking the animal: It’s a hammerhead shark. Across the globe, there are more than nine hammerhead species, many of which are ...