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U.S. nuclear recycling plans raise proliferation risks
GAO says that the Department of Energy’s new approach to recycling nuclear materials — or rather, the department’s 2006 decision to go back to a more traditional plutonium separation method — increases the risk of nuclear proliferation
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New class of meterials offers many benefits
Microspheres to carry hydrogen, deliver drugs, filter gases, and detect nuclear weapons development
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New low-carbon technology center in London
The Center for Efficient and Renewable Energy in Buildings will provide a teaching, research and demonstration resource for the capital; the center is the first of its kind in the United Kingdom
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Missing the energy-saving forest for the trees
U.K. expert says that the beneficial effects of turning off standby lights, switching from bottled to tap water, washing clothes at a lower temperature, or having car tires at the right air pressure, pale in insignificance when compared with what was happening at the supply end of energy provision
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Wrist-mounted translator
Soldiers having to mix and converse with non-English speaking populations will appreciate the nifty device: a wrist-mounted translator developed at Derby University
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Using herd mentality for protection
New car security system acts as a herd of animals in the wild would: cars parked next to each other on the street or parking lot serve as look-outs for each other, alerting the authorities if one of the cars is being broken into
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GE Energy, Schlumberger in clean-coal power plant venture
Collaboration will bring together GE’s experience in integrated gasification combined-cycle (IGCC) systems and Schlumberger Carbon Service’s carbon capture and storage (CCS), site selection, and project management expertise
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Future weapons on display
Last week the futuristic-looking XM-25 IAWS was displayed to lawmakers; the system, still under development, will eventually be used to address the defeat of defilade targets — those targets protected by obstacles such as hills or ridges
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Upcoming UCLA extension course: Biometric Identification Technology
UCLA Extension course offers comprehensive review of major biometric technologies and issues; the course is designed for both people already in the field and for newcomers
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Phase II for AV's nano aircraft
Tiny UAV — 7.5 cm wing span, 10 grams in weight — to be used by military, law enforcement to gather information outdoors and indoors
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Stretchy spider silks can be springs or rubber
Spider silk is stronger than steel and nylon, and more extensible than Kevlar; it would be ideal for personal protective gear for soldiers and law enforcement, and medical applications; “would be ideal” — because we do not yet know how to spin artificial silk; Canadian scientists have interesting ideas
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U.S. Army to expand Land Warrior to an entire brigade
Land Warrior is a modular fighting system that uses state-of-the-art computer, communications, and global positioning technologies to link soldiers digitally on the battlefield; it has proved itself in Iraq
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Microwave: Nondestructive imaging technology of the future?
Microwaves on a chip may replace X-rays for medical imaging and security
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Pentagon wants laser attack warnings for satellites
The U.S. economy and military capabilities are dependent on satellites for communication and information gathering; growing anti-satellite warfare capabilities — for example, by China — lead Pentagon to seek a measure of protection for space-based assets
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Cheap carbon trap cleans up power station emissions
Sequestering CO2 is a good way to fight global warming, but only about 10 percent of the gas produced in the process of burning fossil fuels is CO2; most of the rest is nitrogen, which is not a greenhouse gas; there is a new, inexpensive way to separate the two
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The long view
AI and Extremist Propaganda: An Assessment
AI has rapidly accelerated the transformation of the global violent extremist landscape by acting as a force multiplier in the manufacturing and dissemination of extremist propaganda. This presents a broader set of challenges for states and reinforces the need for technologically grounded counter-violent extremist frameworks.
New System Designed to Protect Drones from Cyber Threats
Adelaide University researchers have initiated the development of a world-first cybersecurity system designed to protect drones from increasingly sophisticated cyber threats.
AI Governance Is not Just Top-Down in China, Research Finds
Political scientist Xuechen Chen said traditional Chinese values and market driven factors have also driven moves to regulate generative AI platforms.
Chip-Processing Method Could Assist Cryptography Schemes to Keep Data Secure
By enabling two chips to authenticate each other using a shared fingerprint, this technique can improve privacy and energy efficiency.
The U.S. Barely Bothers to Track Geoengineering. What Could Go Wrong?
Whether it’s cloud seeding or covering the Arctic in tiny glass beads, there’s little standing in the way of weather modification.
Study Reveals Climatic Fingerprints of Wildfires and Volcanic Eruptions
In research that could help elucidate humans’ role in global warming, scientists showed how three major natural events impacted global atmospheric temperatures.