Beneficial mutations happen quite frequently, but the world changes too fast for them to stick.

A long-disputed rule in biology says bigger is better, but a new computer model illuminates why that’s not necessarily true. By Lauren Leffer Published Jan 18, 2024 11:45 AM EST Add Popular Science ...

Galápagos wild tomatoes are rewriting evolutionary history, exhibiting a 'reverse evolution' by reactivating ancient genetic ...

For a long time, evolutionary biologists have thought that the genetic mutations that drive the evolution of genes and proteins are largely neutral: they're neither good nor bad, but just ordinary ...

Ironically, one great unsolved problem in Darwin's master work, On the Origin of Species, was just that: How and why do species originate? Darwin and his later followers were faced with a seeming ...

A review examines the prevailing theory of cancer evolution. The authors highlight both practical and theoretical limitations of the clonal model of cancer evolution and propose areas for improving ...

In the article "To Effectively Discuss Evolution, First Define 'Theory'" in the May 12 issue of The Scientist (R. Lewis, page 13), it was stated that the term "theory of evolution" should be replaced ...