Roughly 4.5 billion years ago, the young solar system was a swirling cloud of gas and dust that formed the first asteroids ...

Researchers have discovered chemical fingerprints of Earth's earliest incarnation, preserved in ancient mantle rocks. A ...

Controversial evidence hints that complex life might have emerged hundreds of millions of years earlier than previously ...

Scientists at MIT and elsewhere have discovered extremely rare remnants of "proto Earth," which formed about 4.5 billion ...

The sun is located about 26,000 light-years from the center of our galaxy, aka the Milky Way, and its orbit is close to ...

Throughout most of Earth's geological history, its paleoclimate has remained hospitable to life—largely thanks to continental ...

Bats achieved true flight through unique evolutionary changes. A new study reveals how bats repurposed existing genes and ...

A million-year-old skull from China, Yunxian 2, reshapes our understanding of human origins and ancient human relatives.

Millions of years before blue oceans and wandering continents, the Earth in its early days was a molten, tumultuous planet — ...

Watch the Earth's tectonic plates grow, shrink, and jostle for position in this new model of the last billion years on the ...

Scientists have found that on Titan, substances that should remain separate can actually combine under freezing conditions.