As the debate continues over drones in U.S. skies, other countries could show the way.
Study shows mixed answers to the question of whether Tweets drive ratings--revealing limits to what we know about social media's real-world effects
Optical trickery lets a modified LCD produce hologram-like still images and videos.
Manufactured sapphire is incredibly strong and scratch resistant. Now falling costs and technology improvements could make it competitive with glass.
A program called Scribe harnesses humans on the Internet to generate speech captions in under five seconds.
The world's first electrostatically-driven graphene speaker matches or outperforms commercially available earphones, say physicists
A viral phone game in Pakistan trains people to use their keypad—and gives them the skills they need to hunt for a job.
Ptolemy corrected the brightness of stars he observed in a way modern astronomers only invented 2000 years later, according to a new analysis of his ancient star catalogue
The small-on-purpose social network adds new features, but no clear purpose.
Test in California shows edge over Google Maps and Waze