(Phys.org)—If a nuclear device were to unexpectedly detonate anywhere on Earth, the ensuing effort to find out who made the weapon probably would be led by aircraft rapidly collecting airborne radioactive particles for ...
Engineering
Jan 10, 2013
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The nucleus at the heart of an atom is held together by a subtle balance between the nuclear force that binds protons and neutrons and the electric repulsion that tries to fling the positively charged protons apart. Understanding ...
General Physics
Dec 7, 2012
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(Phys.org)—The first direct detection of radioactive titanium associated with supernova remnant 1987A has been made by ESA's Integral space observatory. The radioactive decay has likely been powering the glowing remnant ...
Astronomy
Oct 17, 2012
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The nucleus of an atom can have different shapes that co-exist. European scientists investigated nuclear shape change with advanced experimental techniques.
General Physics
Oct 16, 2012
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(Phys.org) -- Scientists using the Lyman Alpha Mapping Project (LAMP) aboard NASA's Lunar Reconnaissance Orbiter have made the first spectroscopic observations of the noble gas helium in the tenuous atmosphere surrounding ...
Space Exploration
Aug 15, 2012
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In December 1972 the astronauts of Apollo 17-the last manned mission to the moon-deployed the Lunar Atmospheric Composition Experiment (LACE), a spectrometer designed to measure and characterize the thin lunar atmosphere. ...
Space Exploration
Jul 18, 2012
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Scientists at the Institut Laue-Langevin (ILL) have demonstrated for the first time that gamma rays, a highly energetic form of light produced by radioactive decay of atomic nuclei and amongst other used to kill cancer cells ...
General Physics
May 9, 2012
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Scientists at the Cavendish Laboratory in Cambridge have used light to help push electrons through a classically impenetrable barrier. While quantum tunnelling is at the heart of the peculiar wave nature of particles, this ...
Quantum Physics
Apr 5, 2012
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(AP) -- Charles Simonyi may still be described as a space tourist even though the Microsoft billionaire has no plans to take a third vacation on the International Space Station and hasn't hung out in outer space for a few ...
Space Exploration
Apr 3, 2012
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Plants have long been known as the lungs of the earth, but a new finding has found they may also play a role in electrifying the atmosphere.
Environment
Mar 21, 2012
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