Science & Medicine
[LESS INFO] 29 VIEWS | ADDED 17:00:00 12/21/09
In ten years of operation, the Chandra X-ray Observatory has transformed our view of the high-energy universe with its ability to make exquisite X-ray images of star clusters, supernova remnants, galactic eruptions, and collisions between clusters of galaxies.
[LESS INFO] 29 VIEWS | ADDED 17:00:00 08/10/09
In Florence, Italy, in the year 1609, the world changed. Using a small telescope, Galileo proved that the Earth is not distinct from the universe, but part of it. And he showed that there is much more to the universe than we see with the naked eye.