A study of five far-flung human populations gives clues to adaptations to environmental pressures.

The turtle-headed sea snake is losing its stripes, and researchers suggest that the change reflects adaptation to fouled oceans.

Natural selection may be behind the dearth of Neanderthal DNA in modern humans.

Some thoughts on going to the Galápagos

The emergence of blood abnormalities, an adult ability to digest milk, and changes in our physical appearance point to the continued evolution of the human race.

Meet some of the people featured in the January 2016 issue of The Scientist.

John Henry Holland, who developed genetic algorithms, has passed away. He was 86.

Andean communities may have evolved the ability to metabolize arsenic, a trait that could be the first documented example of a toxic substance acting as an agent of natural selection in humans.

Ocean animals have been getting bigger over the millennia, according to an analysis of thousands of genera that have plied Earth’s seas since the Cambrian Period.

An online reconstruction makes the library from Darwin’s famed ship more accessible.