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

Scientists have long debated why Earth and Mars lack certain essential elements. A new study reveals that these missing ...

A vast field of tall, skinny trees sways in a light breeze. In the future, poplar trees in a scene like this could be a ...

Earliest inner solar system planetesimals shaped the inventory of moderately volatile elements in terrestrial planets.

Transposable elements, or "jumping genes", were first identified by Barbara McClintock more than 50 years ago. Why are transposons so common in eukaryotes, and exactly what do they do? In addition ...