Internet

YouTube bans 'implied' threats

YouTube broadened its anti-harassment policies on Wednesday to include a ban on "implied" threats along with insults based on race, gender identity or sexual orientation.

Engineering

Solar flares, bubble rings, and ink chandeliers

Engineers from Caltech have generated a computer simulation of underwater bubble rings that is so realistic it is virtually indistinguishable from a video of the real thing. The point of the research, however, lies well beyond ...