News tagged with energy exchange

How a change in slope affects lava flows

As soon as lava flows from a volcano, exposure to air and wind causes it to start to cool and harden. Rather than hardening evenly, the energy exchange tends to take place primarily at the surface. The cooling causes a crust ...

dateSep 15, 2014 in Earth Sciences
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Air conditioner 'evolves' in novel study

Played out on a computer over hundreds of generations, a survival-of-the-fittest programming method adapted by National Institute of Standards and Technology (NIST) researchers has spawned, of all things, the design for a ...

dateSep 04, 2013 in Engineering
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Supermarkets: Energy-optimized

Running a supermarket requires a lot of electricity. Long rows of refrigerators have to be kept cool and large areas have to be lit. A new concept enables supermarket operators to cut their energy use by around 25 percent.

dateFeb 06, 2013 in Energy & Green Tech
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