Astronomers have compiled a new image of the universe when it was only 375,000 years old, using nine years of radiation data collected by the Wilkinson Microwave Anisotropy Probe to put it together. "[W]e can detect and study the ancient light, the oldest light in the universe," Johns Hopkins astrophysicist Charles Bennett, who leads the WMAP team, wrote in an e-mail. Data from the now-retired WMAP revealed that roughly 95% of the universe is made of dark matter and dark energy, and led to a more exact estimate of the universe's age, at 13.7 billion years.

Full Story:

Related Summaries