Russian Chelyabinsk Meteor largest since 1908 Tunguska event

Image credit: Google Earth, NASA/JPL-Caltech › Larger view From the WSJ (NASA JPL Statement follows): The meteor that crashed to earth in Russia was about 55 feet in diameter, weighed around 10,000 tons and was made from a stony material, scientists said, making it the largest such object to hit the Earth in more than…

A problem that is bigger than global warming

In light of what happened yesterday, this story is even more relevant now. It was written before the meteor event in Russia. Asteroid 2012 DA14 makes its closest approach at 2:24 p.m. EST/1924 GMT today. One wonders if yesterday’s meteor in Russia wasn’t some parts of the asteroid fragmented in a deep space collision eons…