Could a laser weapon save earth from killer asteroids?
Wednesday, March 2, 2016 - 07:20
in Earth & Climate
Potentially hazardous asteroids are still looming large in the minds of scientists engaged in planetary defense issues. Numerous strategies describing deflection of near-Earth objects (NEOs) have been proposed, including methods employing kinetic impactors, robotic mining, and gravity tractors. However, one of the concepts has recently received attention as one of the most serious proposals.