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The complex biology of ghrelin, the hunger hormone, has researchers wondering how its absence helps snakes last a long time with no food, if at all.

In The Story of Stories, technologist Kevin Ashton explores how storytelling has evolved and why stories matter.

Subtle shifts in how users described symptoms to AI chatbots led to dramatically different, sometimes dangerous medical advice.

New plankton arrived just a few millennia -- maybe even decades -- after the Chicxulub asteroid, forcing a rethink of evolution's catastrophe response speed.

In Cape Verde, conservation has boosted the sea turtle population 100-fold -- but the male-female balance is way off.

Solve the crossword from our March 2026 issue, in which we work on our code-switching.

A rocky exoplanet in the LHS 1903 system defies planet formation models, hinting that gravitational upheaval reshaped the red dwarf's four worlds.

A lung cancer trial bolsters a long-held idea that treatment timing matters, showing a simple shift could help immunotherapy work better and extend lives.

A student created a low-cost baby carrier that filters sunlight to safely treat jaundice where electricity and equipment are scarce.

Shorter food chains could mean reefs are less able to weather changes in food availability, threatening an already vulnerable ecosystem.