A new study theorizes that evolution ticks at different speeds, especially when a big group of organisms first appears.

For more than a century, biologists assumed that the bony plates embedded in the skin of lizards – like natural chain mail – ...

This rainforest tree solved one of evolution’s hardest problems. Here’s how it evolved to use tension and geometry to fire ...

A reduced genome in an island species raises evolutionary questions.

Homosexual behaviour in primates has a deep evolutionary basis and is more likely to occur in species that live in harsh ...

A new study from Bar-Ilan University shows that one of sleep's core functions originated hundreds of millions of years ago in ...

Quick Take Reaching a size 5 times larger than males is a biological benchmark for breeding females. Holding breath for 10 ...

Learn how jellyfish and sea anemones are changing what we know about the evolutionary purpose of sleep.

The rapid evolution of many pathogens, particularly RNA viruses, means that their evolution and ecology occur on the same timescale, and therefore must be studied jointly to be fully understood. The ...

The proposal that evolution could be used as a metaphor for problem solving came with the invention of the computer 1. In the 1970s and 1980s the principal idea was developed into different ...