Doctor Who visited Star Trek, and the crossover showed up in our reality as a macroscopic acoustic tractor beam. The newly-developed acoustic tractor beam can pull objects six orders of magnitude — ...
WASHINGTON, D.C., January 3, 2017 -- Last year Asier Marzo, then a doctoral student at the Public University of Navarre, helped develop the first single-sided acoustic tractor beam -- that is, 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, ...
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