Updated 22 May, 2013, 4:15 pm IST
Friday January 20 11:13 pm
Michio Kaku The Holy Grail of Planetary Astronomy
http://bigthink.com Dr. Michio Kaku At night when you look at the stars and you look at the constellations and you wonder "Is anyone out there?" just realize that somebody out there could be looking back at us and wondering "Gee, is there any life on this ...