Human evolution’s biggest mystery has started to unravel. How 2025 tipped the scales

A mystery that started with the discovery of a pinkie finger bone in Denisova Cave in the Altai Mountains of southern Siberia may finally have been cracked.
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Ancient reptile fossil shines new light on early marine evolution

(CNN) — Scientists have discovered a 246 million-year-old marine reptile fossil, the oldest of its kind to be found in the Southern Hemisphere, shining a new light on the early evolution of marine ...
CNN

Tomatoes in the Galápagos appear to be evolving backward. Here’s what it could mean

Hundreds of miles off the coast of Ecuador, in the very place that inspired Charles Darwin’s seminal theory of evolution, a wild-growing species appears to have hit rewind. A small tomato found in the ...
CNN

Ancient jawless fish’s head fossilized in 3D hints at evolution of vertebrate skulls

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Hundreds of ...
CNN

Dinosaur from newfound species died in a pose that sheds light on evolution of bird behavior

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Death in the wild ...