News tagged with laser pointer

Tying light in knots

(PhysOrg.com) -- The remarkable feat of tying light in knots has been achieved by a team of physicists working at the universities of Bristol, Glasgow and Southampton, UK, reports a paper in Nature Physics this w ...

Jan 17, 2010 4.8 / 5 (39) 4 | with audio podcast

Manipulating light at will

Electrical engineers at Duke University have developed a material that allows them to manipulate light in much the same way that electronics manipulate flowing electrons.

Aug 01, 2011 4.8 / 5 (6) 1 | with audio podcast