From the highest mountains to the deepest ocean, the driest desert to the lushest jungle, Earth displays a dazzling array of ...

A discovery by a South Korean research team suggests that impact-generated lakes may have fostered early oxygen-producing ...

Earth’s earliest microbes may have built vital chemistry around molybdenum, a metal thought too scarce to matter in ancient ...

Scientists discovered that some of Earth’s supposed earliest animal fossils were actually giant ancient microbes.

The first life-forms on Earth drew energy from sunlight filtering down into the ocean depths. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. By ...

The oldest eukaryotes we've found lived exclusively on the seafloor and already used oxygen. The discovery overturns certain long-held assumptions about the group while corroborating others.