The well-known investor behind the likes of Twitter and Foursquare says venture capital funds have gotten too big.
Maes, whose research group studies human-computer interaction, says mobile devices may soon eavesdrop on their owners to anticipate their needs.
The PayPal cofounder wants to see more startups trying for bigger things.
Inside the power source for portable electronics and electric vehicles.
A desktop 3-D printer builds plastic objects layer by layer
A toy ball moves under the command of a smart-phone application.
The CEO of Dropbox explains why simplicity is so hard to achieve.
The head of research at Hewlett-Packard talks about the disruptive technologies that could ensure HP's survival.
A globe studded with cameras captures a panorama if you throw it in the air.
The man building Google's new social network says people deserve better than Facebook and Twitter.