Penetrating the mystery of why we age | | Researchers in Germany call the aging process "a quirk of evolution" and take a step forward in understanding why we didn't evolve to live forever. | | |
|
|
EarthSky's 2017 meteor shower guide | | Draconids have passed, mostly in bright moonlight. Orionids, Taurids, Leonids and Geminids ahead! Orionids peak before dawn October 21, in a moon-free sky. | | |