Boffins have fabricated microscopic sci-fi tractor beams for real
The idea of tractor beams, concentrated rays of energy used to trap and move objects at a distance, was first introduced in science fiction.
A group of physicists from the University of Adelaide, Australia, and the Université de Limoges, France, however are trying to make them a reality. But don’t get too excited, current …
31 Oct 2018