WASHINGTON – 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. Researchers from the ...

Tractor beams make intuitive sense. Matter and energy interact with each other in countless ways throughout the Universe. Magnetism and gravity are both natural forces that can draw objects together, ...

A styrofoam particle of 1.6cm (1.88 wavelengths of sound) trapped in the center of a “tornado” of ultrasonic waves. Tractor beams have made the jump from science fiction to reality in recent years, ...

SCIENCE fiction is turning into science fact as researchers reveal they’ve developed Star Trek-style tractor beams that could move humans. The beams have only been tested on a small 2cm strip of ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Microscope “tractor beams,” known to scientists as optical tweezers, come in either ...

There's no escaping it: Though the tractor beam is a staple of sci-fi space-faring scenarios, it's also extremely counter-intuitive. How does one pull something in via an outward-shooting beam? A few ...