Invisibility and 'emotive' robots
Harry Potter's invisibility cloak may still be fantasy, but researchers are moving closer to making things disappear.
At the Royal Society's Summer Science Exhibition in London, scientists make visitors gaze in amazement as small balls vanish before their eyes.
This "invisibility stand" is one of the 22 projects being presented to the public this year.
Video courtesy of Royal Society
08 Jul 2011
- From the section Technology