More than 500 million years ago, during what is known as the Cambrian period, the seas and oceans on Earth were filled with a ...

It is one of the strangest puzzles in human evolution. About 90% of people across every human culture favor their right ...

Life around the ocean surface can appear strangely similar from a distance. A dorsal fin cuts through the water, a dark body rises briefly to breathe,.

“Platypuses are extremely rare in the fossil record and are often restricted to teeth, so it’s exciting to find new material ...

A new interdisciplinary review published in The Quarterly Review of Biology argues that red meat, once an essential component ...

The bird retina is one of the most energetically expensive tissues in the animal kingdom, yet it doesn’t use the energy ...

The theory of evolution by natural selection was first formulated in Darwin’s book “On the Origin of Species” in 1859. It describes how organisms change over time as a result of changes in heritable ...

A genetic “cheat sheet” allows different species to display the same warning patterns.

Human birth has a reputation for danger. The usual explanation is simple enough: walking upright narrowed the pelvis, while ...

Red meat has long occupied a near-mythic place in the story of human evolution. It is often cast as the food that helped make ...