One type of friction can waste energy even when two perfectly smooth surfaces move against each other, but researchers are ...

The first people to reach the Kitsissut Islands off the north-west coast of Greenland were Indigenous peoples, who crossed ...

Ripples in space-time from a pair of merging black holes have been recorded in unprecedented detail, enabling physicists to test predictions of general relativity ...

People classed as “overweight” according to BMI can be perfectly healthy. But there are better measures of fat, and physicians are finally using them ...

Scientists have pinpointed a group of bacteria that consistently appear in high numbers in healthy people, suggesting that these could one day be targeted through diet or probiotics ...

A type of cognitive training that tests people's quick recall seems to reduce the risk of dementia, including Alzheimer's disease ...

A review of the evidence suggests that statins are no more likely than a placebo to cause most of the side effects listed on ...

Chemicals used in refrigeration break down in the atmosphere to produce trifluoroacetic acid, a persistent pollutant that ...

SpaceX says it wants to deploy an astronomical number of data centres in orbit to supply power for artificial intelligence, ...

A change in atmospheric chemistry during the covid pandemic resulted in methane concentrations spiking, raising concerns that ...

The psychedelic 5-MeO-DMT seemed to induce similar patterns of brain activity in a lama - a revered spiritual teacher in ...

Pesticides are becoming more toxic and just about every country is using more of them year after year, despite a UN target to ...