Famed physicist James Van Allen dead at 91

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Renowned physicist James Van Allen, who helped launch the United States into the space age and for whom the Van Allen radiation belts are named, has died. He was 91.


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All News summaries for August 09, 2006

New spintronics effect could lead to magnetic batteries

6 hours ago | User rating: not rated yet
Physicists have recently discovered that heating one side of a magnetized nickel-iron rod causes electrons to rearrange themselves according to their spins. This so-called "spin Seebeck effect" could lead ...

Ripple effect: Water snails offer new propulsion possibilities

Oct 09, 2008 | User rating: not rated yet
(PhysOrg.com) -- A UC San Diego engineer has revealed a new mode of propulsion based on how water snails create ripples of slime to crawl upside down beneath the surface.

Spallation Neutron Source sends first neutrons to 'Big Bang' beam line

Oct 09, 2008 | User rating: not rated yet
New analytical tools coming on line at the Spallation Neutron Source, the Department of Energy's state-of-the-art neutron science facility at Oak Ridge National Laboratory, include a beam line dedicated to ...

Cosmic strings might emit cosmic sparks, answer cosmological questions

Oct 09, 2008 | User rating: not rated yet
(PhysOrg.com) -- For astronomers, understanding what happened in the early moments of the universe could answer many questions in physics and astronomy. One possible player in the early universe is cosmic strings, which arise ...

Scientists create superconducting thin films

Oct 08, 2008 | User rating: not rated yet
(PhysOrg.com) -- One major goal on the path toward making useful superconducting devices has been engineering materials that act as superconductors at the nanoscale -- the realm of billionths of a meter. Such ...
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