A chemical reaction on the ocean floor has emerged as the decisive factor that allowed one planet-wide ice age to last 56 million years while a later freeze ended after just 4 million years. That ...

Every year on the third Saturday of February, people around the world celebrate World Pangolin Day. This day focuses on one of the most unusual and most endangered mammals on Earth. Pangolins are not ...

For over a century, farmers have been concerned about nitrogen. It is one of the main nutrients crops need to grow. Without it, wheat plants remain short and pale. With a healthy amount of nitrogen, ...

Archaeologists surveying the route of a future highway in eastern Czechia thought they would mostly be logging stray bullets and shrapnel. Instead, they uncovered four mass graves holding the remains ...

A group of friends using metal detectors in Somerset stumbled on a buried hoard containing 2,584 medieval coins. Called the Chew Valley Hoard, the coins date from the years around the Norman Conquest ...

More than 300 years after the Spanish warship San Jose blew apart in battle off Cartagena, scientists are finally getting a sharp look at some of its lost gold. High-resolution images taken nearly ...

For centuries we’ve treated coral reefs as nature’s busy marketplaces: dazzling, dense hubs of biodiversity. A new study argues they’ve also been Earth’s metronome, setting the pace of carbon cycling ...

About 1,300 years ago, an elite warrior was buried on a low rise near today’s city of Székesfehérvár in central Hungary. Archaeologists have just uncovered his tomb containing an iron sword so rare ...

A single dairy cow can burp roughly 200 pounds of methane into the air each year, adding a powerful heat-trapping gas to the atmosphere. Now, researchers have identified a promising biological fix ...

Scientists keep returning to one star: Proxima Centauri. It’s the nearest neighbor to our Sun, just over four light-years away, and already home to a rocky planet. That planet, Proxima b, sits close ...

On a narrow spit of sand north of Santa Cruz, a young sea lion was lying curled on its side, flippers pressing and releasing against its belly in a slow, painful rhythm. “That’s a classic sign of ...

Why do women usually live longer than men? The question has puzzled scientists for decades. It does not stop with humans. From gorillas in the forest to sparrows in the sky, the patterns repeat. The ...