Chelyabinsk Eyewitnesses Help Scientists Resolve Meteor Mysteries
Wednesday, November 6, 2013 - 14:30
in Astronomy & Space
On February 15, 2013, people near Chelyabinsk, Russia felt the ground shake, smelled the sour stench of sulfur, heard windows shatter into sprays of glass and had to look away from a fireball in the... -- Read more on ScientificAmerican.com