A study of 225 newborns suggests prenatal estrogen may have played a role in the evolution of larger human brains. Boys with ...

Archaeologists excavating a site in southwestern Kenya have uncovered stone tools dating back an estimated 3 million years.

What will humans be like generations from now in a world transformed by artificial intelligence (AI)? Plenty of thinkers have applied themselves to questions like this, considering how AI will alter ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Humans were living in rainforests roughly 150,000 years ago, some ...

A new landmark study has uncovered evidence that challenges the long-held beliefs about human evolution.

A self-proclaimed healthcare futurist, Jeffrey Charles Hardy, says that after millions of years, human evolution has stalled out. He believes we are in a state of suspended evolution before the second ...

As early humans spread from lush African forests into grasslands, their need for ready sources of energy led them to develop a taste for grassy plants, especially grains and the starchy plant tissue ...

An international study changes the view that exposure to the toxic metal lead is largely a post-industrial phenomenon. The research reveals that our human ancestors were periodically exposed to lead ...

Throughout most of human history, evolution progressed slowly. Small genetic changes took thousands of years to permeate populations. Natural selection was intentional, reactive, and gradual. However, ...

Evolution seems to follow a script more often than expected. Researchers found that distantly related butterflies and moths have reused the same pair of genes for over 120 million years to produce ...