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."
The most difficult thing in the world is to know how to do a thing and to
watch someone else doing it wrong, without commenting.
-- T.H. White