Science News, May 2nd, 1992
After searching for nearly three decades, scientiests have uncovered evidence that may solve one of cosmology's oldest riddles: How did primordial matter evolve into the stars, galaxies and galactic clusters we see today?
Instruments on NASA's Cosmic Background Explorer (COBE) satellite have picked up temperature fluctuations in the cosmic microwage background, the ubiuitous energy left over from the creation of the universe. The fluctuations represent tiny gravitational ripples -- variations in the density of matter. "This is like looking at the invisible man and seeing the footprints," sa...
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