Asteroids And Earth's Fate: Are We Really Prepared To Prevent A Catastrophe?
Humanity is better prepared than ever before to prevent a large asteroid from crashing into Earth, but there's more work, and ...
Hubble takes a look at tangled galaxies MCG+05-31-045
This NASA/ESA Hubble Space Telescope image depicts the cosmic tangle that is MCG+05-31-045, a pair of interacting galaxies ...