News tagged with nuclear weapons
Scientist says nuclear weapons may be best bet for saving Earth from asteroids
(PhysOrg.com) -- If scientists detect an asteroid headed directly for Earth - one that was large enough to pose a serious threat to life on our planet - would it be wise to bring out nuclear weapons to prevent ...
Space & Earth / Space Exploration
Jun 28, 2010 |
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New automated tool 'debugs' nuclear weapon simulations
Purdue University researchers, working with high-performance computing experts at Lawrence Livermore National Laboratory, have created an automated program to "debug" simulations used to more efficiently certify the nation's ...
Technology / Computer Sciences
Jun 01, 2010 |
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Neglected infection control is better investment than nuclear weaponry
For a tiny fraction of the cost of maintaining a nuclear arsenal, the 11 nuclear power states (United States, Russia, United Kingdom, France, China, India, Pakistan, North Korea, Israel, Iran, and possibly Syria) could eliminate ...
Medicine & Health / Diseases, Conditions, Syndromes
Apr 27, 2010 |
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NRC chairman says SILEX needs a careful look
As global leaders discuss ridding the world of nuclear weapons, the chairman of the Nuclear Regulatory (NRC) Commission has acknowledged that a new laser technology— which could lead to even more global proliferation - deserves ...
Apr 13, 2010 |
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CT scanner checks on well-being of aging U.S. nuclear weapons
A sophisticated X-ray machine co-developed by Lawrence Livermore National Laboratory scientists began providing its inaugural batch of high-resolution images of nuclear weapons' innards this month.
Jan 25, 2010 |
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Scientists develop new CT scanner to image nuclear weapon components
(PhysOrg.com) -- The Department of Energy's National Nuclear Security Administration (NNSA) has announced that it recently completed the installation and successful startup of a new surveillance diagnostic ...
Jan 20, 2010 |
3 / 5 (1) |
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Scientists cautiously optimistic as Doomsday clock reset
The minute hand of the Doomsday clock was moved back slightly Thursday, indicating the world has inched away from nuclear or environmental catastrophe, but stressing it was not out danger.
Jan 14, 2010 |
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Nuclear weapons: Predicting the unthinkable
If a nuclear weapon were detonated in a metropolitan area, how large would the affected area be? Where should first responders first go? According to physicist Fernando Grinstein, we have some initial understanding to address ...
Nov 22, 2009 |
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Wasteland and wilderness
(PhysOrg.com) -- Harvard science historian and physicist Peter Galison is using part of his Radcliffe year to explore the intersections of forbidden wilderness and nuclear wasteland.
Oct 09, 2009 |
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Chance of nuclear war is greater than you think: Stanford engineer makes risk analysis
What are the chances of a nuclear world war? What is the risk of a nuclear attack on United States soil? The risk of a child born today suffering an early death due to nuclear war is at least 10 percent, according ...
Jul 20, 2009 |
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Scientists discover historic sample of bomb-grade plutonium
(PhysOrg.com) -- Scientists in Washington state are reporting the surprise discovery of the oldest known sample of reactor-produced bomb-grade plutonium, a historic relic from the infancy of America’s nuclear weapons program. ...
Chemistry / Analytical Chemistry
Feb 26, 2009 |
4.3 / 5 (6) |
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Patience pays off with methanol for uranium bioremediation
The legacy of nuclear weapons and nuclear energy development has left ground water and sediment at dozens of sites across the United States and many more around the world contaminated with uranium. The uranium is transported ...
Feb 23, 2009 |
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Eliminating the threat of nuclear arms
President Barack Obama has made his intention of eliminating all nuclear weapons a tenet of his administration's foreign policy. Professor Sidney Drell, a US theoretical physicist and arms-control expert, explains in February's ...
Feb 04, 2009 |
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