This Theory Says Time Has Three Dimensions. It ‘Really Messes Up’ What We Know About the Cosmos, Scientists Say

Our universe plays by certain rules, which originate from different branches of physics. But sometimes the rules seem ...

AI’s Memorization Crisis

O n Tuesday, researchers at Stanford and Yale revealed something that AI companies would prefer to keep hidden. Four popular ...

Our Reality Might Be ‘Leaking’ Into a Fifth Dimension—And Dark Energy Could Be the Smoking Gun, Scientists Say

The Standard Model of our universe doesn’t match the evidence, in part because of dark energy, a ghostly force pushing the ...