A new study, published July 6, 2026, in the journal Nature Communications, suggests that two of the best-known trends in ...

Evolution is always happening — so why can't we see it? A biologist explains the timescale problem, election pressure, and ...

Here’s what you’ll learn when you read this story: In the 1960s, Kimura’s neutral theory revolutionized molecular biology by arguing most DNA changes are random, not adaptive. A new study finds ...

(Volodymyr Yakimchuk/Creatas Video+/Getty Images Plus) A seismic shift in the selection pressures acting on humans may have brought us to a major turning point in our evolutionary journey. According ...

(Diane Isabel/iStock/Getty Images) The world's population is shifting. We're living longer than ever before, with elderly ...

Natural selection is usually understood in the context of change. When organisms deviate from the norm, they may gain advantages that let their lineages outlast those of their less-adaptable relatives ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. A strange tiny species of crustacean has challenged the way we think ...

The “Frozen Evolution” Myth A popular assumption says medicine, technology, and home comforts have put humanity beyond the ...

One hundred years ago, a substitute teacher in Dayton, Tenn., was charged with the crime of teaching Charles Darwin's theory of evolution by natural selection. His name was John Scopes. At the time, ...