Hawking predicted it in 1974. Now physicists say they've seen it for the first time
A video shows iCub learning to improve its aim through trial and error.
The best of the rest from the Physics arXiv this week:
Engineers unveil a simple robotic gripper capable of picking up almost any object
A Caltech professor is commercializing efficient solar cells that are cheap to transport and install.
Wireless gadgets that weave signals between TV stations are a step closer.
Dan Hesse says such plans are possible, "as long as the usage is reasonable".
Research shows that users have little trust in the information they get from Twitter.
Bombard carbon nanotubes with radiation and tiny diamonds begin to grow. Now physicists think they now why
After suffering back problems, a professor taught his chair to correct his posture.