Sentiment analysis is booming for blogs and tweets but more or less ignored when it comes to pictures. That looks set to change.
Studying the pre-Islamic State tweets of people who end up backing the organization paints a revealing picture of how support emerges, say computer scientists.
The best of the rest from the Physics arXiv this week.
Advanced brain-imaging techniques have begun to point to specific brain patterns common among sociopaths.
A researcher shows he can control a cash machine remotely or on the spot.
An extra-muscular beagle has been created through genome engineering. Are we on our way to customizing the DNA of our pets?
Overdevelopment in China has created urban regions known as ghost cities that are more or less uninhabited. Nobody knew how bad the problem was until Baidu used its Big Data Lab to find out.
If I get a tablet, maybe I could shake my smartphone addiction.
Lytro, maker of a shifting-focus camera, claims its upcoming virtual-reality camera will let you move around in live-action videos.