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Paris Observatory

New Atomic Clock May Change How We Measure Time

natureheader | Philip Ball | Posted 07.12.2013 | Science

The international definition of a second of time could be heading for a change, thanks to researchers who have demonstrated that an advanced type of ...

PHOTO: 13.1 Billion-Year-Old Galaxy Discovered, Oldest Thing Ever Seen In Universe

AP/Huffington Post | Posted 05.25.2011 | Green

WASHINGTON (AP)— Astronomers believe they've found the oldest thing they've ever seen in the universe: It's a galaxy far, far away from a time long,...