Archive: 05/25/2010

Nearby black hole is feeble and unpredictable

For over 10 years, NASA's Chandra X-ray Observatory has repeatedly observed the Andromeda Galaxy for a combined total of nearly one million seconds. This unique data set has given astronomers an unprecedented ...

dateMay 25, 2010 in Astronomy
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GPS getting an upgrade - for $8 billion

(PhysOrg.com) -- GPS is getting an upgrade costing $8 billion (US), which aims to increase the system's accuracy, improve its reliability, and make the technology even more widespread.

dateMay 25, 2010 in Telecom report
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