Six years after the financial industry pledged to use trillions to fight climate change and reshape finance, its efforts have largely collapsed. By David Gelles Over two decades after negotiations ...

There is a current void in understanding quantum learning advantages between two extreme cases (exponential advantage for uniform distributions, no advantage for adversarial distributions). Lewis et ...

Students react to a guest essay about how the quest for flawlessness is harming society. By The Learning Network Research says that favoritism is common — with effects that can last a lifetime. By ...