Simplicity is key to co-operative robots
A way of making hundreds—or even thousands—of tiny robots cluster to carry out tasks without using any memory or processing power has been developed by engineers at the University of Sheffield, UK.
The future of batteries: Q&A with the director of the national laboratory battery hub
Everywhere you look, you see lithium-ion batteries. They're in your laptop, your cell phone, your power tools, maybe even your car. Lithium-ion battery research accounts for about 95% of all battery research ...
No danger from magnetic fields in electric cars
Many people are concerned that electric cars produce dangerous magnetic fields. New research shows that this is not the case.
Wireless power transfer achieved at five-meter distance
The way electronic devices receive their power has changed tremendously over the past few decades, from wired to non-wired. Users today enjoy all kinds of wireless electronic gadgets including cell phones, ...
The science behind the ice in Disney's Frozen
How much power does Elsa really have? According to Aaron Goldberg, quite a lot.
Connecting dead ends increases power grid stability
Climate change mitigation strategies such as the German Energiewende require linking vast numbers of new power generation facilities to the grid. As the input from many renewable sources is rather volatile, ...
Nevada high-tech firm wins $10.7M in patent case
A Nevada company that makes equipment to manage power supplies for computer data centers has won a $10.7 million judgment in a 7-year-old patent infringement case.
By itself, abundant shale gas unlikely to alter climate projections
A Duke policy analysis appearing in Environmental Science and Technology finds that if natural gas is abundant and less expensive, it will encourage greater consumption of gas and less of coal, renewables and nu ...
Prototype of new transistor for lower power consumption
Researchers from the University of Twente MESA+ research institute, together with the company SolMateS, have developed a new type of transistor to reduce the power consumption of microchips. The basic element ...
Team made great improvements of nanogenerator power efficiency
Nanogenerators are innovative self-powered energy harvesters that convert kinetic energy created from vibrational and mechanical sources into electrical power, removing the need of external circuits or batteries ...
Material prevents plastic from ageing, offering environmental and cost savings for the energy industry
(Phys.org) —When applied to plastic lining this 'botox for plastic' can clean up exhaust gases from power plants much more effectively than existing methods.
Packing hundreds of sensors into a single optical fiber for use in harsh environments
By fusing together the concepts of active fiber sensors and high-temperature fiber sensors, a team of researchers at the University of Pittsburgh has created an all-optical high-temperature sensor for gas ...
Space-based techniques can successfully verify international regulations on fossil energy emissions
(Phys.org) —Air pollution and greenhouse gas emissions from two coal-fired power plants in the Four Corners area of northwest New Mexico, the largest point source of pollution in America, were measured ...
'Smart glass' micro-iris for smartphone cameras
A small, low-powered camera component made from a "smart glass" material has been created by a group of researchers in Germany with the hope of inspiring the next generation of smartphone cameras.