Tractor beams have long been a staple of sci-fi, but you might not know that they’ve also existed in the real world for some time, albeit at a very small scale. Microscopic tractor beams, better known ...

‘Tractor beams’ of light that pull objects towards them are no longer science fiction. Scientists have now demonstrated how a tractor beam can in fact be realized on a small scale. 'Tractor beams' of ...

Researchers demonstrated a new type of optical manipulation: using laser light to pull a macroscopic object. The technology has potential for applications in the continued explorations of Mars.