Physics and Astronomy News Archive: August 2007
Astronomers have found an enormous hole in the Universe, nearly a billion light-years across, empty of both normal matter such as stars, galaxies and gas, as well as the mysterious, unseen 'dark matter.'
Astronomers Find Gaping Hole In The Universe
Source: UMN Posted: 8/24/07
The experts at Durham University are developing light-absorbing materials for use in the production of thin-layer solar photovoltaic (PV) cells which are used to convert light energy into electricity.
‘Thin-Layer’ Solar Cells May Bring Cheaper ‘Green’ Power
Source: Durham U Posted: 8/24/07
A rare image of the ring system of the planet Uranus has been captured by NASA's Hubble Space Telescope, using the onboard JPL-built and designed Wide Field Planetary Camera 2.
Hubble Camera Snags Rare View of Uranus Rings
Source: JPL/NASA Posted: 8/24/07
An international team of researchers has detected low-energy solar neutrinos--subatomic particles produced in the core of the sun--and measured in real-time the rate the particles hit our planet.
Catching Some Rays
Source: NSF Posted: 8/24/07
NASA's Phoenix Mars Mission blasted off Saturday, aiming for a May 25, 2008, arrival at the Red Planet and a close-up examination of the surface of the northern polar region.
NASA Spacecraft Heads for Polar Region of Mars
Source: JPL/NASA Posted: 8/5/07
A remarkably simple experiment devised by scientists yields important information about the mechanical properties of thin films--nanoscopically thin layers of material that are deposited onto a metal, ceramic or semiconductor base.
A New Wrinkle in Thin Film Science
Source: NSF Posted: 8/5/07
Astronomers using data from the National Science Foundation’s Robert C. Byrd Green Bank Telescope (GBT) have found the largest negatively-charged molecule yet seen in space.
New Negatively-Charged Molecule Discovered
Source: CFA Posted: 8/5/07
Frigid geysers spewing material up through cracks in the crust of Pluto’s companion Charon could be making this distant world into the equivalent of an outer solar system ice machine.
Pluto's Moon An Ice Machine
Source: ASU Posted: 8/5/07