“The whole thing is very hypothetical at this point,” Stephen Hsu said of wormholes, a caution that still defines the subject even as the idea keeps resurfacing in serious physics. The appeal is ...

A new experiment using Google’s Sycamore quantum processor has taken a bold step toward testing ideas from quantum gravity. For the first time, researchers successfully sent quantum information ...

Add Yahoo as a preferred source to see more of our stories on Google. As a supermoon lit up the night sky Tuesday night, another strange sight caught people’s attention. People reported seeing a swirl ...