This acronym stands for the “Last Universal Common Ancestor,” which scientists believe was a tiny, and very basic, organism. They think that this single-cell being was the forefather from the ...

Researchers found LUCA, our earliest common ancestor, lived 4.2 billion years ago. It had a complex biology, affecting its ...

Researchers discovered that saccharin kills drug-resistant bacteria, disrupts their DNA, and helps antibiotics work better.

Tiny magnetic bacteria that live in tightly bound groups are showing scientists how life might have evolved complex, multicellular forms. These rare bacteria can’t survive alone – they depend on one ...

A new part of an ocean plant cell has been discovered that might revolutionize farming one day. The structure can take nitrogen and convert it into the ingredient that helps all organisms grow.

Some organelles were independent, single-celled organisms at some point in the ... At some point around 40 to 120 million years ago, a common ancestor of the current Strigomonadinae absorbed ...

Under microscopes, scientists found that giant single-cell organisms were able to vacuum up more food when they are stuck together. By Jack Tamisiea For a creature made up of only a single cell ...