leading to the hypothesis that a flux of comet impacts may have graced Earth with life-boosting ingredients. Perhaps counterintuitively, the probe found the composition of the water vapor on Comet 67P ...

Researchers at Harvard's Paleomagnetics Lab have made a compelling case that Mars' magnetic field, which could have supported ...

How did life start on Earth? The answer is a big scientific mystery scientists are actively investigating. After talking with ...

Earth surface is covered with rigid plates that move, crash into each other and dive into the planet's interior. But when did ...

When the 'God of chaos' asteroid Apophis makes an ultraclose flyby of Earth in 2029, our planet's gravity may trigger tremors ...

Stonehenge’s central stone, known as the Altar Stone, may have had Scottish and not Welsh origins, researchers say. The finding suggests that Late Neolithic ...

NASA’s Lunar Trailblazer mission will map the Moon’s water distribution, helping solve mysteries of its origins and behavior.

The space agency defied incredible odds to get its asteroid-hunting OSIRIS-REx spacecraft off the ground. Since then, the ...

The answers, Lauretta believed, could be found within asteroids and comets—debris left over ... There’s plenty of work to be done here on Earth. Those grains won’t answer all of his questions—about ...

All life on Earth is based on the element carbon, but scientists aren’t sure what initially supplied all that carbon to our ...