Scientists Shed Light on Riddle of Sun's Explosive Events
Four decades of active research and debate by the solar physics community have failed to bring consensus on what drives the sun's powerful coronal mass ejections (CMEs) that can have profound "space...
View ArticleNew weapons detail reveals true depth of Cuban Missile Crisis
The Cuban Missile Crisis took place 50 years ago this October, when US and Soviet leaders pulled back from the very brink of nuclear war. (2012-10-15)
View ArticleInvestigating ocean currents using uranium-236 from the 1960s
In the period of atmospheric nuclear testing in the 1950s and 1960s significant amounts of uranium-236 were distributed world-wide. Despite this, uranium-236 has mostly eluded detection and clear...
View ArticleIt's only natural: Lawrence Livermore helps find link to arsenic-contaminated...
Human activities are not the primary cause of arsenic found in groundwater in Bangladesh. (2013-03-05)
View ArticleSoftening steel problem expands computer model applications
Sandia National Laboratories researchers Lisa Deibler and Arthur Brown had a ready-made problem for their computer modeling work when they partnered with the National Nuclear Security Administration's...
View ArticleWeapons testing data determines brain makes new neurons into adulthood
Using data derived from nuclear weapons testing of the 1950s and '60s, Lawrence Livermore scientists have found that a small portion of the human brain involved in memory makes new neurons well into...
View ArticleQuality of Science and Engineering at National Security Labs Is Solid, But...
The science and engineering capabilities that underpin the nuclear weapons stockpile stewardship and nonproliferation missions at the nation's three national security laboratories are "healthy and...
View ArticleEmotional attachment to robots could affect outcome on battlefield
Too busy to vacuum your living room? Let Roomba the robot do it. Don't want to risk a soldier's life to disable an explosive? Let a robot do it. (2013-09-18)
View ArticleTechnology 1 step ahead of war laws
oday's emerging military technologies-including unmanned aerial vehicles, directed-energy weapons, lethal autonomous robots, and cyber weapons like Stuxnet-raise the prospect of upheavals in military...
View ArticleTop scientists ask UN leaders to act on nuclear weapons, climate change
The Science and Security Board of the Bulletin of Atomic Scientists today called on the United States and Russia to restart negotiations on reducing their nuclear arsenals, to lower alert levels for...
View ArticleNew infrared technique aims to remotely detect dangerous materials
For most people, infrared technology calls to mind soldiers with night-vision goggles or energy audits that identify where heat escapes from homes during the winter season. (2014-03-21)
View ArticleImproved method for isotope enrichment could secure a vital global commodity
Researchers at The University of Texas at Austin have devised a new method for enriching a group of the world's most expensive chemical commodities, stable isotopes, which are vital to medical imaging...
View ArticleAntineutrino detectors could aid non-proliferation
Physicists at the Large Hadron Collider in Switzerland and even in the fictional world of CBS' "The Big Bang Theory" look to subatomic particles called neutrinos to answer the big questions about the...
View ArticleProfessor analyzes role of trade sanctions against Iran
Israeli Prime Minister Benjamin Netanyahu addressed Congress on Tuesday as about 50 Democratic lawmakers threatened to boycott the address, offering the latest and one of the most clear microcosms of...
View ArticleEpoch-defining study pinpoints when humans came to dominate planet Earth
The human-dominated geological epoch known as the Anthropocene probably began around the year 1610, with an unusual drop in atmospheric carbon dioxide and the irreversible exchange of species between...
View ArticleMajorities in Arctic nations favor co-operation with Russia despite Ukraine;...
Differing levels of trust, geopolitical tension, and a general lack of public awareness of Arctic issues provide the backdrop for this week's meeting of high level representatives of the eight Arctic...
View ArticleA new chapter in Earth history
An international group of scientists has proposed that fallout from hundreds of nuclear weapons tests in the late 1940s to early 1960s could be used to mark the dawn of a new geological age in Earth...
View ArticleUsing microbial communities to assess environmental contamination
First there were canaries in coal mines, now there are microbes at nuclear waste sites, oil spills and other contaminated environments. (2015-05-12)
View ArticleBacterial communities can act as precise biosensors of environmental damage
A multidisciplinary group of US-based researchers has shown that the mixture of species found within natural bacterial communities in the environment can accurately predict the presence of contaminants...
View ArticleNuclear modernization programs threaten to prolong the nuclear era
In the latest issue of the Bulletin of Atomic Scientists, published by SAGE, experts from the United States, Russia, and China present global perspectives on ambitious nuclear modernization programs...
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