From plants and bacteria to animals and humans, our world is filled with many living things. In fact, there are approximately 8.7 million species of plants and animals in existence, and only 1.2 ...

Researchers have found a new, dynamic protein structure in cells. Every cell contains millions of protein molecules. Some of them have the ability to phase-separate to form non-membrane-bound ...

It's no coincidence that our bodies feel a little creakier as we age. The trillions of cells that make up our skeleton age too, and some change in ways that weaken the very structure of our bones.