While 700 million travelers undergo TSA's intrusive scans and pat-downs each year, 11 million cargo containers enter American ports with little screening at all. And the volume of those containers, roughly ...
Apr 29, 2011
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Sometimes it must seem as though reports on releases of radioactive materials from Japan’s Fukushima Daiichi nuclear powerplant in the wake of the devastating earthquake and tsunami are going out of their ...
Mar 28, 2011
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Researchers at the University of New Hampshire's Space Science Center (SSC), in partnership with Michigan Aerospace Corporation, have been contracted by the federal Defense Threat Reduction Agency (DTRA) to build a highly ...
Sep 08, 2011
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Using a perfectly orchestrated world-wide network of radio telescopes, astronomers have produced a high-resolution map of an Active Galactic Nucleus (AGN) belonging to an unknown class of gamma-ray sources. The unusual source ...
Mar 02, 2011
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(PhysOrg.com) -- Some three million times a year, researchers, educators, and amateur astronomers all over the world ask NASA's SkyView virtual observatory to serve up images of some interesting corner of ...
Feb 04, 2009
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(PhysOrg.com) -- When a NASA spacecraft goes into orbit around Mercury Thursday evening, a team of Lawrence Livermore National Laboratory researchers will be paying close attention.
Mar 15, 2011
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(PhysOrg.com) -- NASA's Fermi Gamma-ray Space Telescope has discovered 12 new gamma-ray-only pulsars and has detected gamma-ray pulses from 18 others. The finds are transforming our understanding of how these ...
Jan 06, 2009
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For certain kinds of cancer, the most effective therapy does not use x-rays or gamma rays but beams of ions, the electrically charged cores of atoms, including hydrogen ions (protons) and heavier ions such ...
Oct 19, 2010
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(PhysOrg.com) -- The brilliant afterglow of a powerful gamma-ray burst (GRB) has enabled astronomers to probe the star-forming environment of a distant galaxy, resulting in the first detection of molecular ...
Jan 06, 2009
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Two scientists who are probing the brightest flashes in the universe were Tuesday named among the winners of the Shaw Prize, the $1 million award known as the Nobel Prize of the east.
Jun 07, 2011
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(PhysOrg.com) -- Whenever you look up at the stars you are looking back in time, as light from even our closest neighbour, Alpha Centauri, started its journey to Earth more than four years ago. It is a phenomenon ...
Mar 24, 2010
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(PhysOrg.com) -- This beautiful composite image shows N49, the aftermath of a supernova explosion in the Large Magellanic Cloud. A new long observation from NASA's Chandra X-ray Observatory, shown in blue, ...
May 24, 2010
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(PhysOrg.com) -- Astronomers studying two exploding stars, or supernovae, have found evidence the blasts received an extra boost from newborn black holes. The supernovae were found to emit jets of particles ...
Jan 27, 2010
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To say that Alice Harding, an astrophysicist at NASA's Goddard Space Flight Center in Greenbelt, Md., has a passion for pulsars is a bit of an understatement. On Jan. 24, she was named a winner of the 2013 ...
Feb 04, 2013
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A major step forward in our understanding of the structure and behaviour of some of the most elusive atomic nuclei in existence, some of which occur only briefly on the surface of exploding stars, is now ...
Feb 05, 2013
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