News tagged with evaporation

Basic science in evaporating droplets

What happens if you slowly evaporate a droplet containing dissolved particles? The question sounds simple, but it involves a surprising amount of basic physics and mathematics. Hanneke Gelderblom of the University ...

Apr 18, 2013 3.8 / 5 (4) 8

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

Landsat satellites see Texas crop circles

(Phys.org) -- A water-rich polka dot pattern takes over the traditional rectangular patchwork of fields in this time series animation of 40 years of Landsat images. In the dry Texas panhandle near the town of Dalhart, this ...

Apr 27, 2012 3.3 / 5 (3) 1