When plants feel stress from a lack of water, they close their epidermal pores, or stomata, to prevent water loss via transpiration. Each stoma is flanked by a pair of guard cells, which change shape to close or open stomata ...
Biotechnology
Sep 9, 2011
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0
Modern rockets and their launch vehicles commonly rely on hydrogen-oxygen mixtures as propellant, but this combination is highly explosive. The Challenger space shuttle catastrophe of 1986 is associated with self-ignition ...
Condensed Matter
Jun 16, 2016
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7
Water evaporation, as observed when a puddle of water disappears on a summer day, is a remarkably powerful process. If it were harnessed, the process could provide a clean source of energy to power mechanical machines and ...
Materials Science
Sep 14, 2020
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226
Scientists have discovered that insects contain atomic clues as to the habitats in which they are most able to survive. The research has important implications for predicting the effects of climate change on the insects, ...
Plants & Animals
Feb 16, 2011
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0
In the summer of 2007, Tropical Storm Erin stumped meteorologists. Most tropical cyclones dissipate after making landfall, weakened by everything from friction and wind shear to loss of the ocean as a source of heat energy. ...
Earth Sciences
Jul 17, 2013
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0
Evaporation is so common that everybody thinks it's a well understood phenomenon. Appearances can be, however, deceptive. Recently, a new, earlier not predicted mechanism of evaporation was discovered. Experiments and simulations ...
General Physics
Jul 18, 2013
1
0
Hurricane Leslie appeared to "close its eye" on NASA satellite imagery as the storm heads east of Bermuda, like a little girl shutting her eyes tight on a wild amusement ride. Often when an eye becomes cloud-filled, its a ...
Earth Sciences
Sep 7, 2012
1
0
Few of us pay attention to the minutiae of coffee stains' deposition patterns. However, physicists have previously explained the increased deposition of ground coffee particles near the edge of an evaporating droplet of liquid. ...
General Physics
Mar 3, 2016
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6
A comprehensive framework for studying the evaporation behavior of liquid marbles is helping KAUST researchers to better understand these tiny biological structures.
Soft Matter
Oct 11, 2021
0
34
(PhysOrg.com) -- If it has already rained, it's going to continue to pour, according to a Purdue University study of how ocean-origin storms behave when they come ashore.
Earth Sciences
Aug 26, 2009
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