The service lets passengers find cheap rides from one city to another in 19 countries. But Brazil, not the US, is next on the company's expansion list, CEO Frédéric Mazzella says.
Technically Incorrect: Tesla's CEO muses that Apple won't find it easy to build a car.
From a GPS-chipped ball to sensor-packed gumshields and shirts, check out these near-future sporting innovations.
Luju Ojha is a graduate student, guitarist and scientific jack-of-all-trades who helped find water on Mars, all at an age when many people are still living in their parents' basement.
Commentary: CNET's Eric Mack speaks with Transhumanist Party candidate Zoltan Istvan about America's cyborg future and finds himself hesitant to join the borg so soon.
Year Walk and Device 6 developer Simogo has released SPL-T, a somewhat confusing, but nevertheless engrossing, puzzler.
The Form 2 3D printer uses a powerful Blu-ray laser to slice layers of sticky resin into fully built, highly detailed objects.
Computer science professor Theodore Kim developed a simulation model that makes smoke, fire and explosions look more realistic on the big screen. Jerry Bruckheimer owes him a very large fruit basket.
Technically Incorrect: After being arrested for making his own digital clock, the newest science celebrity shows humor during a press conference and an appearance on MSNBC. He says he's transferring schools.
You just spent an hour stretching, so why strain yourself to roll up your yoga mat? The YoYo mat curls itself up automatically.