Learn about the new perspective on Earth's reduction of moderately volatile elements, a discovery made possible by meteorites ...

New research reveals that Earth and Mars lost essential elements due to violent cosmic collisions, not early planetary formation processes ...

Understanding where Earth's essential elements came from—and why some are missing—has long puzzled scientists. Now, a new ...

According to SpaceX’s own calculation, the Roadster completed its first orbit around the Sun in August 2019 and made its first close approach to Mars on Oct. 7, 2020.