How the first animals evolved: A new clue from a tiny relative

The next time you go wild swimming, whether in a lake, river or sea, you are probably sharing the water with one of your ...
The Atlantic

One of Evolution’s Biggest Moments Was Re-created in a Year

All the living things that we can see evolved from those that we can’t. Every human, bird, tree, and flower can trace its ancestry across a few billion years back to microscopic, single-celled ...
Nature

Scientists discover first algae that can fix nitrogen — thanks to a tiny cell structure

Researchers have discovered a type of organelle, a fundamental cellular structure, that can turn nitrogen gas into a form that is useful for cell growth. The discovery of the structure, called a ...