News tagged with temperature difference

Temperature differences give rise to electricity

More than half of today's energy consumption is squandered in useless waste heat, such as the heat from refrigerators and all sorts of gadgets and the heat from factories and power plants. The energy losses ...

Nov 09, 2011
4.1 / 5 (7) 3

Moon's shadow, like a ship, creates waves

During a solar eclipse, the Moon's passage overhead blocks out the majority of the Sun's light and casts a wide swath of the Earth into darkness. The land under the Moon's shadow receives less incoming energy ...

Oct 05, 2011
4.6 / 5 (5) 3 | with audio podcast

Men perspire, women glow

Women have to work harder than men in order to start sweating, while men are more effective sweaters during exercise, according to new research published in the journal Experimental Physiology.

Oct 08, 2010
4 / 5 (3) 0

MEMS device generates power from body heat

(PhysOrg.com) -- In an attempt to develop a power source that is compact, environmentally friendly, and has an unlimited lifetime, a team of researchers from Singapore has fabricated an energy harvesting device ...

Apr 29, 2010 feature
4.4 / 5 (17) 9 | with audio podcast

Explained: Thermoelectricity

(PhysOrg.com) -- Thermoelectricity is a two-way process. It can refer either to the way a temperature difference between one side of a material and the other can produce electricity, or to the reverse: the ...

Apr 27, 2010
3.8 / 5 (16) 3
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