First stars in universe were not alone

The first stars in the universe were not as solitary as previously thought. In fact, they could have formed alongside numerous companions when the gas disks that surrounded them broke up during formation, giving birth to ...

Yes you can build a low-cost 'green' house

The greenest house in Lewis County, Ky., is a pleasant shade of blue -- and a model for future low-income housing. It is LEED-certified by the U.S. Green Building Council, which means it is an energy-efficient, durable ...

Origin of Key Cosmic Explosions Still a Mystery

(PhysOrg.com) -- When a star explodes as a supernova, it shines so brightly that it can be seen from millions of light-years away. One particular supernova variety - Type Ia - brightens and dims so predictably that astronomers ...

Energy Star program is under fire

The Energy Star program may be overhauled in the wake of a scathing government report that found the certification process vulnerable to fraud and abuse, calling into doubt the worthiness of the label that directs shoppers ...

X-Ray Emission from Young Stars

(PhysOrg.com) -- The star TW Hydrae is located about 150 light-years from earth in the direction of the constellation of Hydrae, the Water Snake. This star is relatively young -- at about 10 million years old it has passed ...

Scientists reveal Milky Way's magnetic attraction

(PhysOrg.com) -- An international research project involving the University of Adelaide has revealed that the magnetic field in the centre of the Milky Way is at least 10 times stronger than the rest of the Galaxy.

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