As Technology Review's Physics arXiv blog reports, they've devised a means to modify a standard 802.15.4 wireless network (commonly used by home automation services like ZigBee) to actually "see" movement through walls, and with some degree of accuracy, no less.

ENGADGET: Researchers create Amazing X-Ray Wireless Network!

This open "wiki" method of review is regularly employed in physics, the home field for seven of the 10 Berkeley team.

BBC: Global warming 'confirmed' by independent study

The thought clearly preoccupies the Daily Telegraph's Neil Tweedie, in a review of the Lucasian Professor of Theoretical Physics' appearance on yesterday's Richard and Judy show.

BBC: 10 THINGS WE DIDN'T KNOW THIS TIME LAST WEEK