from the better-than-the-other-way-around dept.
douglips writes "BBC News has a story about near-Earth Asteroids being broken up by Earth's tidal forces. The binary asteroid systems are studied to learn the density of the bodies, which is just the sort of thing you need to know if you want to nudge one out of a collision course with Earth."
"Card readers? We don't need no stinking card readers."
-- Peter da Silva (at the National Academy of Sciencies, 1965, in a
particularly vivid fantasy)