Claude did not rediscover the proof. It made the existing one machine-checkable.

A newly discovered bacterial pathway turns a common steroid precursor into testosterone.

The plume can reach breathing height, but the actual infection risk remains uncertain.

RoboBall is built to tumble where ordinary lunar rovers may not survive.

Ancient Irish cave art may reveal a lost Ice Age route from Wales.

Popular watches often misjudge workout calories. Errors grow as body fat rises.

Regular glass is brittle and fragile. But pure glass coated on DNA is a different beast entirely.

An unfinished Neolithic loaf may be the oldest fermented bread ever identified.

A hidden triangle could explain one of da Vinci's greatest works.

Researchers redesigned a hard plastic so it can be broken down and rebuilt.

The Iron Age skull could have been nailed to either instill fear or rever the dead.

Could a weekly match on the court be the secret to a longer, healthier life?

Ancient enzymes reveal how evolution shaped cannabis chemistry, and how scientists may harness it.

The world has found ways to adapt without crude from the Strait of Hormuz. Experts say that won’t last.

This is the first evidence that the mineral garnet may have been formed within the crust of Mars itself, heralding clues to the planet’s complex history.

A microscopic grain preserved an atomic structure created inside Hiroshima’s fireball.

Laser scans revealed a Roman stronghold overlooking the battlefield where an Alpine people lost their freedom.

Cult classic Japanese monster films offer an unusual map of Trump-era politics.

Long-term records documenting the colors of penguin guano shed light on how declining sea ice may be affecting penguin diets.

A glacier may have shortened the journey, but humans still moved the six-ton stone in place.