A box full of untraceable cash sat collecting dust in the unused office of a New York City physics professor for the better part of a year, with the intended recipient none the wiser. As The New York ...

Humans dance. It's what they do. Everyone always wants to get some cool new dance move. First there was the electric slide. Yeah, that was cool—but then there was the moonwalk. That was really cool.

Has D-Wave Systems built the world’s first commercial quantum computer? The Canada-based company says it has but some physicists in the quantum-information community beg to differ. Putting aside heady ...