News tagged with tractor

How to avoid jack-knifing your truck

Jack-knifing is a major cause of devastation in a road traffic accident involving articulated trucks. Researchers in Greece have now designed a device to prevent this often lethal action of such vehicles. Writing in the International Jo ...

Aug 29, 2012 5 / 5 (1) 0

Photonics: Beam me up

'Tractor beams' of light that pull objects towards them are no longer science fiction. Haifeng Wang at the A*STAR Data Storage Institute and co-workers have now demonstrated how a tractor beam can in fact be realized on a ...

May 24, 2012 4.7 / 5 (6) 0

Tractor beams come to life

Tractor beams, energy rays that can move objects, are a science fiction mainstay. But now they are becoming a reality -- at least for moving very tiny objects.

Sep 08, 2010 4.5 / 5 (47) 13 | with audio podcast