Climate models suggest a small nuclear war in the tropics would do even more damage to the ozone layer than a larger nuclear war in more northerly latitudes, increasing exposure to dangerous ultraviolet radiation all over the world

A senior figure in the Ukrainian defence industry told New Scientist that a test took place two years ago involving fully autonomous drones set to destroy anything in a given area, with confirmed casualties

A near miss with a Waymo while cycling through London hasn't changed my optimistic stance on driverless cars, but we can't ever let our guard down, says Matthew Sparkes

Uncrewed ground vehicles have already been tested for defending the front line by the Ukrainian military. Despite their limitations, these remotely controlled robots could be the deciding factor in many conflicts

Scrape marks inside a skull and sharpened limb bones in a set of remains found in Scotland may be evidence of unusual Iron Age funerary rituals

A complex ecosystem of woolly mammoths, bison, horses and big cats has been elucidated by studying the faeces of small rodents that probably ate the bigger animals