Men have nipples, mammary glands and the hormones required, but the ability for male lactation rarely turns on. Here’s why ...

Project Hail Mary by Andy Weir is one of today's best science fiction books. While much of the science and math is great, it falls a bit when it comes to evolution.

A potted scarlet monkeyflower would die within a few days without water. But multiple natural populations of the species ...

The natural and the social world shaped the evolution of each. Knowing whom to invite to dinner is as important as knowing ...

Neuroscientists have uncovered new insights into a key evolutionary question: Why can humans talk when most animals can't?

Humans appear to be set apart from much of the animal kingdom, even if we do say so ourselves. While we often credit our survival to superior intellect and our hyper-competitive spirit, a new study ...

Frances Arnold's game-changing technique of "directed evolution" creates enzymes with unusual capabilities. Her own evolution made it possible.

Urban parks are a vital component of urban ecosystems and provide distinctive habitats for soil microorganisms. Yet ...

Evolutionary theory has revolutionized the way we understand humans – yet more than a century after Darwin's ideas reshaped biology, the female form of our species remains largely a mystery.

Wild scarlet monkeyflowers in California survived a historic drought by relying on a rapid evolution, marking the first time the process has been observed in the wild.