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A cost-cutting initiative in the world of passenger aviation could see flight-deck staff reduced to just a captain, with their co-pilot replaced by AI. It may save money, but it's a risk too far, argues Paul Marks ...

High-speed drones will be put to the test in the extreme Arctic environment as part of a project to assess how quickly glaciers in Greenland are retreating ...

A more precise definition of the second is crucial to all sorts of physical measurements - but to get there, scientists have to pack up their extraordinarily fragile optical clocks and take them on tour ...

From robot rights to ageing and climate change, this month's science fiction squares up to the big topics, with new titles from authors including Nick Harkaway and Eve Smith ...

A company in the Netherlands says it has perfected a way to create "graft chimeras" with the skin of one plant and the innards of another ...

Squeezing exercise into one or two days a week seems to have similar health benefits as doing the same amount of physical activity spread out throughout the week ...

A termination letter obtained by New Scientist reveals that the Trump administration has gutted the office that runs the country's only nationwide survey on drug use and mental health ...

The concept of nothing once sparked a 1000-year-long war, today it might explain dark energy and nothingness even has the potential to destroy the universe, explains physicist Antonio Padilla ...

Under pressure from Elon Musk's DOGE task force, NASA is cancelling grants and contracts for everything from lunar dust research to educational programmes ...

Even animals with very small brains turn out to have cultural traditions, which poses a puzzler for biologists wondering what makes human culture unique ...