Reconstructing the Chelyabinsk meteor’s path, with Google Earth, YouTube and high-school math

Chelyabinsk meteor + Youtube + Google Earth = Figuring out it's flight path.

I had the same idea, but someone else was less lazy than I…

Like many others, I was absolutely astounded by the meteor strike over Chelyabinsk when I woke on Friday morning. One silver lining to our self-surveilling society is that an event of this magnitud……