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Parasite-induced cases of explosive diarrhea are sweeping the United States. Containing the outbreak won't be easy.

The lab-made cells open a window into what's possible for synthetic life, researchers say.

Biological anthropologist Fatimah Jackson is leading an effort to prevent history from repeating.

Solve the math puzzle from our August 2026 issue, in which a family investigates an odd happening.

Analysis of six mummies from ancient Egypt challenges the idea that the bows and daggers buried with some royal women were merely ceremonial.

Astronomers found a helium atmosphere around a rocky exoplanet -- a good sign for the search for life outside the solar system.

A new generation of therapies aims to intervene at a recently discovered gap between the disease's molecular march and its neurological consequences.

A Maya calendar formula bears the name Sak Tahn Waax, the first known Classic Maya mathematician-astronomer directly credited for such work.

The brine-formed meteorite that crashed into a New Jersey roof in 2024 could teach us about how life first arrived on Earth.

In sci-fi, AI can navigate the unknowns and -- ideally -- keep human travelers safe. But it's not intelligent enough to do that yet.