Caribou, migrating birds and many other types of wildlife rely on this expanse of wetlands and tundra. Humanity and the climate depend on a healthy Arctic, too.

Dinosaur fossils aren’t just relics of the past – they’re guides to the future.

It’s a myth that producing oil with lower upstream emissions benefits the climate.

Not everything dies in a mass extinction. Sea life recovered in different and surprising ways after the asteroid strike 66 million years ago. Ancient fossils recorded it all.

MIT researchers’ new membrane separates different types of fuel based on their molecular size, eliminating the need for energy-intensive crude oil distillation.

Palynologists who study tiny pollen fossils share 4 stories found in grains that fell hundreds to millions of years ago.

Even allowing warming to exceed 1.5°C for a few decades could trigger irreversible damage.

A global summit in London is set to decide on a new definition of energy security.

Researchers reexamining fossils identified telltale marks made by human ancestors cutting meat from bones. The discovery pushes back the date hominins started living in Europe by 200,000 years.