Are mirrors the best way to deflect asteroids?
Focusing sunlight onto an asteroid with space-based mirrors is the best way to deflect Earth-bound space rocks, a new study finds. The mirrors beat out nuclear blasts and “gravity tractors” in [...]
Deep Impact – False Impression!
From a purely defensive point of view, one could be forgiven for being under the impression that we have nearly licked this asteroid hazard thing after NASA’s phenomenal success with [...]