Chalk up another victory for “Conan the Bacterium”—a rugged germ that fresh research suggests could conquer the solar system.

A DNA test could help match patients with psychiatric medications, potentially reducing the long and frustrating trial-and-error process.

Looking for molecular evidence of life on other worlds is tricky, but a test based on the reactivity of carbon compounds ...

• The KV55 Controversy: DNA analysis from 2010 identified the desecrated mummy in Tomb KV55 as the likely father of Tutankhamun and the heretic king Akhenaten himself, but the lack of severe physical ...

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