Scientists have pushed back LUCA’s origin by hundreds of millions of years.

Bacteria, among the oldest of life forms, have lived in seemingly every possible habitat on the planet, from ocean trenches and mountaintops to hot springs and polar ice. Yet, they have left a limited ...

Researchers have made a new discovery that changes our understanding of Earth's early geological history, challenging beliefs about how our continents formed and when plate tectonics began. A study ...

Bacteria are the most diverse organisms on Earth, with a number of species that’s difficult to quantify. They’re also incredibly old. Bacteria consist of a single cell. They do not have bones and are ...