Researchers have found evidence of a titanic tussle between a terror bird and a large caiman in Colombia's ancient La Venta ...

Two minor meteor showers — the Southern Delta Aquariids and Alpha Capricornids — peak overnight on July 29-30, making it a ...

The tiny 'backward' brain of an ancient sea creature hints that spider ancestors might have gotten their start in the ocean.

A Neanderthal trackway discovered in Portugal shows how an adult male and two children hunted for food 78,000 years ago.

Gray wolves were reintroduced in Yellowstone National Park in 1995 to help control the numbers of elk that were eating young ...

A 3D-printed hybrid drone can quickly transition between air and water thanks to variable pitch propellers. Watch a video of ...

This 2023 astronaut photo shows three glaciers merging into a single massive ice mass in the Karakoram mountains. The stripy ...

Peatlands cover just a fraction of Earth's surface, but store huge amounts of carbon. In the Peruvian Amazon, one of these ...

An experimental birth control pill for males works by blocking sperm production, and it just passed its first safety test in humans.

​​In pursuit of prestige and riches, wealthy people across medieval Europe worked in vain to transmute everyday metals into ...

Weird makos filmed off the California coast in a new Shark Week show raise questions about what these sharks actually are.

The Walker S2 humanoid robot, which can change its own battery when it's running low on power, could potentially be left to ...