When Charles Darwin first proposed how evolution works in 1859, it seemed plausible. Tiny changes stack up over time, ...

Human testicles are much smaller, in proportion, to some of our primate cousins. Evolution can tell us why. But the size of ...

Christopher Nolan's ‘The Odyssey' Teaser Leaks Online Amid Theatrical Rollout: Here's What Happens in the First Footage ...

A new DNA model suggests humans didn't reach Australia until 50,000 years ago, but archaeological data disagrees.

Chunks of flipped DNA appear to accelerate evolution in fish. This discovery could reshape our understanding of how ...

Evolution is a gradual change to the DNA of a species over many generations. It can occur by natural selection , when certain traits created by genetic mutations help an organism survive or reproduce.

Worms radically reorganized their genomes during their move from sea to land, supporting the theory of punctuated equilibrium ...

Mitochondria are the body's "energy factories," and their proper function is essential for life. Inside mitochondria, a set ...

For decades, scientists have studied animals living in or near the Chernobyl Nuclear Power Plant to see how increased levels of radiation affect their health, growth, and evolution. A study analyzed ...

A lost chapter in human evolution has been revealed after an analysis of modern DNA found that we come from not one but two ancestral populations—ones that drifted apart and later reconnected ...

Researchers at the Francis Crick Institute and UCL have analyzed ancient DNA from Borrelia recurrentis, a type of bacteria that causes relapsing fever, pinpointing when it evolved to spread ...