Title: Tractor beam Written by: duddy on Jan 26, 2013 (https://biology-forums.com/gallery/47/4_26_01_13_7_20_42.jpeg) (https://biology-forums.com/index.php?action=gallery;sa=view;id=11262) Scientists at University of St Andrews in Scotland and the Institute of Scientific Instruments (ISI) in the Czech Republic have designed a minute but completely functional tractor beam. Reminiscent of Star Trek, they use a beam of light to draw objects towards the light source on a microscopic level. |