This chemical signature or fingerprint doesn't show up in studies of other large impacts on Earth, or in any geological ...

In a first, researchers have discovered fragments of Earth's precursor that contain distinctive chemical fingerprints in ...

The deficit of this isotope is now thought to mean that some of the oldest rocks on Earth are actually remnants of our planet ...

Roughly 4.5 billion years ago, the young solar system was a swirling cloud of gas and dust that formed the first asteroids and planets, including the young Earth, then a hot, molten sphere likely ...

A bright fireball streaked across the sky above mountains, glaciers and spruce forest near the town of Revelstoke in British Columbia, Canada, on the evening of March 31, 1965. Fragments of this ...

Geophysicists have modeled how Earth’s magnetic field could form even when its core was fully liquid. By removing the effects ...

Researchers discovered a new field of ancient tektites in South Australia, revealing a long-forgotten asteroid impact. These ...

Stretching like a colossal spine along western South America, the Andes stand as the world's longest mountain range. It spans ...

How old is Earth? Our planet's age is known from a variety of sources, from rocks on our own planet to ones from the moon. When you purchase through links on our site, we may earn an affiliate ...

This Tuesday is Earth Day. The universe is understood to have formed about 13.8 billion years ago, and Earth formed about 4.5 billion years ago. As we “modern” humans (evolving into Homo Sapiens about ...