Experiencing severe hardship in childhood can have a lasting impact. Understanding this better could open the door to more effective treatments
Record-breaking chip sidesteps Moore’s law by growing upwards
A new chip design includes 41 vertical layers of semiconductor and insulator materials, which allow it to outrun the limits of miniaturisation
A purrfect guide to cats and our complex relationship with them
Our bond with cats – which has seen them go from hunter to house pet – may be more diverse than with any other animal. And Jerry D. Moore’s Cat Tales: A history rounds up the lot, says Bethan Ackerley
The centre of our galaxy may be teeming with dark matter particles
A mysterious excess of gamma rays in the middle of the Milky Way may come from dark matter particles smashing into one another and annihilating
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There’s a simple way we could drastically cut AI energy use
If users chose the most efficient model each time they performed a task with AI, researchers calculate it would slash energy consumption by more than a quarter
Are biofuels a good idea? Only if you’re a farmer or shipping company
The rush to grow more biofuels continues, despite the fact they increase CO2 emissions rather than lower them, raise food prices and devastate nature. It has to stop, says Michael Le Page
Digital ID cards could be a disaster in the UK and beyond
The British government isn’t the only one looking to introduce digital ID cards. There is so much to worry about here, not least the threat of hacks, says Annalee Newitz
School phone bans may actually harm some students’ mental health
The evidence to support phone bans in schools has been inconclusive, and now it seems that the move could harm some students’ mental health in a particular way
Mathematicians have found a hidden ‘reset button’ for undoing rotation
Mathematicians thought that they understood how rotation works, but now a new proof has revealed a surprising twist that makes it possible to reset even a complex sequence of motion
Is it really likely that humans will go extinct in exactly 314 years?
Feedback isn’t entirely convinced by a new piece of research that claims by 2339 “there will be no humans”, even though the authors used three methods to make their calculation