Laser Beams Deflected Off of Nothing but Air for First Time Ever in Breakthrough Patent Pending Process - The Debrief::An international team of scientists report that they have successfully used acoustics to deflect laser beams in an engineering first.
Damn… you’re right.
Maybe they’ll find another way now that they’ve found one.
A mirror? Light won’t reflect off of nothing. The closest you’ll get is gravitational lensing, but that requires about a galaxy’s worth of mass to make any noticeable difference.