Here's the First Photo of the Big Meteoroid that Crashed in Russia

Here's your first look at what scientists think is the biggest chunk of the Chelyabinsk meteor, which crash-landed in the Chebarkul Lake in February, injuring as many as 950 people. "They weighed it using a giant steelyard balance," the AP tells us, "which displayed 570 kilograms (1,256 pounds) before it broke." [… »10/16/13 3:14pm10/16/13 3:14pm

NASA Will Stream the Perseid Meteor Shower Live Until 3AM Tonight

Everyone’s favorite meteor shower, the Perseids, are expected to hit their dazzling peak over North America within the next two or three days. And even if you're surrounded by city lights, you'll have a front row seat. Tonight, NASA is streaming its first Perseid webcast, replete with cosmic debris, sky fireballs,… »8/10/13 6:26pm8/10/13 6:26pm