A giant impact on the early Earth could have brought the building blocks of RNA to our planet, which new research suggests ...

Thanks to the discovery of thousands of exoplanets to date, we know that planets bigger than Earth but smaller than Neptune ...

In Earth's fossil record, soft-bodied organisms like jellyfish rarely stand the test of time. What's more, it's hard for any ...

Crystals hidden in Australia’s oldest rocks have revealed new clues about how Earth and the Moon formed. The study suggests ...

Of Meteors and Buckyballs Aired February 23, 2001 - 7:40 a.m. ET . THIS IS A RUSH TRANSCRIPT. THIS COPY MAY NOT BE IN ITS FINAL FORM AND MAY BE UPDATED ...

Rain gauges did not exist millions of years ago. Instead, researchers turn to indirect clues left behind in rocks, soils, and ...

The Aravalli Hills may appear low and worn today, but they represent one of the oldest surviving mountain systems on Earth.

Astronomers have discovered a new type of object that is a starless cloud that failed to form as a galaxy. Here's what to ...

New research shows how RNA, a key molecule for life, may have formed on early Earth using simple chemistry and materials delivered by asteroid impacts, linking space science with the origins of life ...

Webb telescope discovered a bizarre exoplanet with carbon atmosphere, no hydrogen, orbiting a super-dense spinning star.

While the world slowly passed the first days of the year 2026, the astronauts aboard the International Space Station had ...