Some scientists think that in five billion years, as the Sun ages and transforms into a Red Giant, Earth will be swallowed ...

Vegetarians need not worry yet—plants will be on Earth for a long time to come. But not forever. The sun will ultimately determine the long-term existence of life on Earth. Its total energy output, ...

Earth's temperature has been much cooler in the past than previously thought, meaning it could be moving toward the warmest ...

Hand X-rays taken, from left to right, pre-flight, in orbit, and post-flight, from three different individuals using the same ...

An ancient artifact found near Baghdad has sparked debate about its true purpose. Researchers propose it could be the world's ...

NASA’s New Horizons spacecraft recently came out of hibernation to continue its journey through an unexplored part of the ...

In the Pilbara of Western Australia, some of Earth’s oldest rocks lie beneath the sky, as they have for billions of years. They are dark, weathered volcanic rocks, close to 3.5 billion years old, cut ...

The Sun is the engine of life on Earth. It provides heat, light, and the energy that drives every ecosystem on the planet. Without it, our world would instantly become dark and lifeless. But what ...

A new study suggests Earth may have been sending tiny hitchhikers to Venus for billions of years. Researchers found that asteroid impacts could launch microbes into space, where some might survive the ...

Discover how a Lufthansa Airbus has been measuring the atmosphere for 15 years, contributing valuable climate data on ozone ...

For anyone who has ever wondered whether they could handle life on another planet, NASA is offering a chance to find out – ...

Artistic representations of ancient humans often show large men with bulging muscles – but our ancestors were actually ...