Articles on Evolution

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A brown basilisk missing both its entire left forearm and part of its right hind limb. Brian Hillen

3‑legged lizards can thrive against all odds, challenging assumptions about how evolution works in the wild

Most lizards probably don’t survive devastating injuries. But a new study documents 122 cases of limb loss across 58 species – these exceptions shine a new light on natural selection.
ATP synthase is an enzyme that has been using phosphate to generate life’s energy for millions of years. Nanoclustering/Science Photo Library via Getty Images

Molecular ‘fossils’ offer microscopic clues to the origins of life – but they take care to interpret

A protein historian and evolutionary biochemist found that a protein sequence present across all known life didn’t form as researchers previously thought it did.

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