NASA Spacecraft Finds the Sun is Not a Perfect Sphere

(PhysOrg.com) -- Scientists using NASA’s RHESSI spacecraft have measured the roundness of the sun with unprecedented precision. They find that it is not a perfect sphere. During years of high solar activity the sun develops ...

An a-maize-ing path out of poverty

(PhysOrg.com) -- Across Tanzania and elsewhere in Africa, processing the corn harvest is labor intensive: Families and friends gather to spend a day or two filling bags with the dried cobs, beating then to loosen the kernels, ...

GOCE team gearing up for new launch date

(PhysOrg.com) -- ESA and European industries have updated the planning of the preparatory activities for a new tentative launch date of 27 October 2008 for the GOCE satellite.

Hubble enters safe mode

At approximately 02:00 CEST on Sunday, 28 September, the NASA/ESA Hubble Space Telescope automatically entered safe mode when errors were detected in the Control Unit/Science Data Formatter-Side A.

Experts agree: Environmental standards needed for biofuels

The United States lacks the standards to ensure that producing biofuels from cellulose won't cause environmental harm, says a distinguished group of international scientists. But because the industry is so young, policymakers ...

'Little bang' triggered solar system formation

For several decades, scientists have thought that the Solar System formed as a result of a shock wave from an exploding star—a supernova—that triggered the collapse of a dense, dusty gas cloud that contracted to form ...

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