Molecular dance by which a unique bacterium transfers electrons

Imagine you wanted to plug a device into an outlet on your wall, but you didn't have a cord that reached all the way. Instead, all you had were short snippets of wire that, put together, weren't enough to cover the distance ...

Why eukaryotes, not bacteria, evolved complex multicellularity

Prokaryotic single-celled organisms, the ancestors of modern-day bacteria and archaea, are the most ancient form of life on our planet, first appearing roughly 3.5 billion years ago. The first eukaryotic cells appeared around ...

Sea urchin killer spreads to new species, region

A parasite that devastated long-spined sea urchins in the Caribbean and Florida in 2022 has caused another die-off more than 7,000 miles away in the Sea of Oman.

Evolution: No social distancing at the beginning of life

Bacteria are a dominant form of life that inhabit every environment on Earth. This includes human bodies, where they outnumber our cells and genes and regulate many body systems. Bacteria are regularly viewed as simple, single-celled ...

page 6 from 21