The biochemist explains the elements of life, sex, and aging.

New insights into mitochondria reveal how life expends energy.

What I learned trying to keep up with my 4-year-old daughter at the royal game.

The high technology that could help us live through the sun’s inevitable transformation.

Tantalizing evidence suggests that brain activity shifts to increase wisdom as we age.

Two Mecyclothorax beetles abandon their relatives on the forest floor to climb up a tree. They settle into a moss home, eat, mate, and die. A couple hundred years or so pass until one of the original beetles’ offspring walks back down. But all the close relatives it once had there are already gone. There’s […]