Space Invaders
Some links over at Volokh Conspiracy to stories about asteroid near-misses—do we need a Department of Homeplanet Security? Discuss. (Ron Bailey wrote about asteroid defense back in 2002.)
Some links over at Volokh Conspiracy to stories about asteroid near-misses—do we need a Department of Homeplanet Security? Discuss. (Ron Bailey wrote about asteroid defense back in 2002.)