Artificial intelligence is colliding with a hard physical limit: the energy it takes to move data on and off chips. Training ...

For 25 years, MIT Technology Review has put together this package, which highlights the technologies that we think are going ...

Climate news wasn’t great in 2025. Global greenhouse-gas emissions hit record highs (again). It’s set to be either the second or third warmest on record. Climate-fueled disasters like wildfires in ...