No one has yet managed to travel through time – at least to our knowledge – but the question of whether or not such a feat would be theoretically possible continues to fascinate scientists. It's a ...

This concept closely mirrors Jevon's Paradox, which states that the more efficient a resource becomes, the more it is consumed. The longer it takes to automate an end-to-end process, the less likely ...

Time travel is deterministic and locally free, a paper says—resolving an age-old paradox. This follows research observing that the present is not changed by a time-traveling qubit. It’s still not very ...

She was taller than me. Prettier and with better muscle tone. Shinier hair and perfect skin and teeth. Which was odd because she claimed she was me — from the future. “Mmmmf!” I said. “Sorry about the ...