The White House wants to cut U.S. greenhouse gas (GHG) emissions by 80 percent by 2050, but the goal raises questions about one of the greatest sources of those pollutants, light-duty vehicles (LDVs). The Energy Department's ...
Energy & Green Tech
Aug 9, 2016
0
11
Auto parts supplier Johnson Controls says it will sink $245 million into building automotive batteries to handle increasing demand for electrical devices in cars and trucks.
Business
Jun 13, 2016
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7
A graphene-based electrical nano-device has been created which could substantially increase the energy efficiency of fossil fuel-powered cars.
Nanomaterials
Jun 2, 2016
16
278
Acoustic devices like mufflers and loudspeakers are all around us. In the design of such devices, computer simulations and numerical optimisation algorithms are becoming increasingly useful in order to shorten the product ...
General Physics
May 27, 2016
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11
A group of physicists recently built the smallest engine ever created from just a single atom. Like any other engine it converts heat energy into movement – but it does so on a smaller scale than seen before. The atom is ...
Bio & Medicine
Apr 22, 2016
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212
The search for a truly revolutionary engine design that can make dramatic gains in efficiency requires deep scientific understanding and tools. Lots and lots of tools.
Engineering
Apr 18, 2016
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15
Imagine engines that conserve fuel by automatically dialing down internal friction, water pipes that seal their own cracks and iPhones that protect themselves when dropped. Metallurgist Pradeep Rohatgi has – and he invented ...
Engineering
Mar 14, 2016
0
9
The modern internal combustion engine is a complex and finely tuned system where small changes in one area can have important ramifications on the whole. Decades of dedicated work to maximize efficiency have refined engines ...
Energy & Green Tech
Mar 10, 2016
1
51
A billionth of a second: That's how quickly some of the most critical chemical reactions of combustion occur.
Energy & Green Tech
Mar 7, 2016
0
35
It's a dreary thought. America's most innovative days are gone. A lack of truly groundbreaking inventions has imposed a long-term drag on economic growth—and with it the prospect of meaningful pay raises for most of us.
Business
Feb 25, 2016
8
22
