Not only does student participation decline dramatically throughout the new generation of Web-based courses, but the involvement of teachers in online discussions makes it worse.
Sure, lithium-ion batteries have risks, but so do gasoline-powered cars.
Facebook is paying much more for WhatsApp than it did for Instagram, but it’s getting more, too.
The best of the rest from the arXiv preprint server.
Transcranial direct current stimulation works, and you can try it at home.
A lab at Harvard is developing materials with potentially revolutionary optical characteristics.
The idea that the Twitter stream is a window into the future is persuasive. But is it true?
Computer scientists have used the pattern of social media communication in Syria to reveal the structure of opposing forces in the civil war.
Chinese physicists say quantum key distribution is possible through clear ocean water at distances of up 125 metres and at data rates capable of sending a secure video feed.
Electric vehicles can be so quiet that they pose a new risk on the road. But what kind of artificial sound should be added?