This site has a cool kinetic sculpture that rolls and tosses marbles around. Be sure to play the video at the end of the page. You can go up the file hierarchy to see the whole site and his other ...

That was a close shave! On Tuesday, asteroid 2011 ES4 passed really close to the earth. JPL’s close approach data pegs its nominal distance from earth at about 0.00081083276352288 au! Yeah, we had to ...