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The idea that we might be living in a simulated reality has worried us for centuries. Now physicists have found some tantalising clues - and devised an experiment that might reveal the truth ...

Astronomers have discovered that 3I/ATLAS is carrying methanol and other chemicals that were probably important in the origin of life ...

There is relatively little information on the long-term health effects of tattooing, but a couple of recent studies suggest the art form might trigger prolonged inflammation ...

There is a widespread belief that altruism and equality drive social behaviour in traditional hunter-gatherer societies, but the truth is more surprising and complex ...

There is a widespread belief that altruism and equality drive social behaviour in traditional hunter-gatherer societies, but the truth is more surprising and complex ...

Our writers and contributors have chosen their favourite ever science-y books, films, TV shows, music, video games, board games and more to see you through the festive period ...

Our writers and contributors have chosen their favourite ever science-y books, films, TV shows, music, video games, board games and more to see you through the festive period ...

Albert Einstein and Niels Bohr had an ongoing rivalry about the true nature of quantum mechanics, and came up with a thought experiment that could settle the matter. Now, that experiment has finally been performed for real ...

From legal challenges to lesser-known apps, the teenagers of Australia are already preparing to push back against a law that will see under 16s banned from social media ...

Voters change their opinions after interacting with an AI chatbot - but, encouragingly, it seems that AIs rely on facts to influence people ...