What's going on inside quantum computers? New method simplifies process tomography

Quantum computers work by applying quantum operations, such as quantum gates, to delicate quantum states. Ideally, quantum ...
Nieman Journalism Lab

One year in, Facebook’s big algorithm change has spurred an angry, Fox News-dominated — and very engaged! — News Feed

It has pushed up articles on divisive topics like abortion, religion, and guns; politics rules; and the “angry” reaction ( ) dominates many pages, with “Fox News driving the most angry reactions of ...
New Scientist

Phantom codes could help quantum computers avoid errors

A method for making quantum computers less error-prone could let them run complex programs such as simulations of materials more efficiently, thus making them more useful ...
The New York Times

Hard Fork

It’s been a crazy 48 hours in the A.I. industry. By Kevin RooseCasey NewtonWhitney JonesRachel CohnVjeran PavicKatie McMurranDan Powell and Alyssa Moxley Is A.I. Eating the Labor Market? + The Latest ...