Think Silicon Valley startups are way too focused on Web apps? Incubator Y Combinator's latest crop of 70 new ventures included a batch of hardware innovators. Here are three of our favorites.
Anthony Wood turned Roku into a success. Now he may make the streaming-media devices his company is best known for obsolete.
A venture capitalist's quest to capture whale song gave rise to an innovative fleet of data-gathering robots.
Startup Ubi has developed a software-and-Kinect combo that makes almost any surface interactive.
Proteus Digital Health created an ingestible sensor that monitors your medication intake