News tagged with evaporation

Award-winning A/C uses old idea, new materials

If thirst is crucial to knowledge, then one crucial step in the evolution of air conditioning was born in the 1970s, when Ron Judkoff was a hot, thirsty Peace Corp volunteer in Kedougou, Senegal, one of the warmest places ...

Dec 18, 2012
5 / 5 (15) 10 | with audio podcast

Nanotechnologists create minuscule soccer balls

Nanotechnologists at the University of Twente's MESA+ research institute have developed a method whereby minuscule polystyrene spheres, automatically and under controlled conditions, form an almost perfect ...

Sep 28, 2012
5 / 5 (1) 1 | with audio podcast

Atmospheric warming altering ocean salinity

The warming climate is altering the saltiness of the world's oceans, and the computer models scientists have been using to measure the effects are underestimating changes to the global water cycle, a group ...

Apr 27, 2012
3.8 / 5 (22) 67 | with audio podcast

NASA sees new salt in an ancient sea

(Phys.org) -- The expansion of massive salt evaporation projects on the Dead Sea are clearly visible in this time series of images taken by Landsat satellites operated by NASA and the U.S. Geological Survey.

Apr 09, 2012
3.3 / 5 (4) 0 | with audio podcast

Steroids control gas exchange in plants

Plants leaves are sealed with a gas-tight wax layer to prevent water loss. Plants breathe through microscopic pores called stomata (Greek for mouths) on the surfaces of leaves. Over 40% of the carbon dioxide, CO2, in the ...

Feb 05, 2012
3.7 / 5 (3) 0 | with audio podcast