News tagged with water droplets
Lasers could be used to make rain (w/ Video)
(PhysOrg.com) -- Optical physicists in Europe have shown that lasers can be used to create tiny water droplets when they are fired into the air. The idea could eventually develop into an alternative to cloud ...
Experimental explanation of supercooling: Why water does not freeze in the clouds (w/ Video)
Supercooling, a state where liquids do not solidify even below their normal freezing point, still puzzles scientists today. A good example of this phenomenon is found everyday in meteorology: clouds in high ...
Apr 21, 2010 |
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Freezing point of supercooled water varies with electric charge
(PhysOrg.com) -- Just as water can be superheated and remain liquid above the boiling point if there is no nucleating surface (such as a surface defect or a speck of dust), it can also become supercooled and ...
'Wet' computing systems to boost processing power
(PhysOrg.com) -- A new kind of information processing technology inspired by chemical processes in living systems is being developed by researchers at the University of Southampton, UK.
Technology / Computer Sciences
Jan 12, 2010 |
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Can a drop of water cause sunburn or fire?
To the gardening world it may have always been considered a fact, but science has never proved the widely held belief that watering your garden in the midday sun can lead to burnt plants. Now a study into sunlit water droplets, ...
Jan 11, 2010 |
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Study sheds light on microscopic flower petal ridges
(PhysOrg.com) -- Microscopic ridges contouring the surface of flower petals might play a role in flashing that come-hither look pollinating insects can't resist. Michigan State University scientists and colleagues ...
Dec 22, 2009 |
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Governments turn to cloud seeding to fight drought
(AP) -- On a mountaintop clearing in the Sierra Nevada stands a tall metal platform holding a crude furnace and a box of silver iodide solution that some scientists believe could help offer relief from searing ...
Space & Earth / Earth Sciences
Dec 10, 2009 |
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The lotus's clever way of staying dry (w/ Video)
An ancient Confucian philosopher once said, "I love the lotus because while growing from mud, it is unstained."
Oct 22, 2009 |
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Opposites attract -- but they may not stay together
(PhysOrg.com) -- Opposites may always attract. But they may not remain together long-term. In a counter-intuitive discovery published in the current edition of the journal Nature, researchers from Harvard, the Un ...
Sep 24, 2009 |
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Cosmic meddling with the clouds by seven-day magic
Billions of tonnes of water droplets vanish from the atmosphere, as if by magic, in events that reveal in detail how the Sun and the stars control our everyday clouds. Researchers of the National Space Institute in the Technical ...
Space & Earth / Earth Sciences
Aug 01, 2009 |
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Scientists Create Smallest Ever Droplet of Acid, Solve Ozone Puzzle
(PhysOrg.com) -- In its atomic form, chlorine can destroy vast quantities of ozone. But exactly how chlorine is created in the ultracold conditions of the stratosphere has puzzled scientists. Now, a team of ...
Back to basics: Scientists discover a fundamental mechanism for cell organization (w/Video)
Scientists have discovered that cells use a very simple phase transition -- similar to water vapor condensing into dew -- to assemble and localize subcellular structures that are involved in formation of the embryo.
May 21, 2009 |
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Research gives clues for self-cleaning materials, water-striding robots
Self-cleaning walls, counter tops, fabrics, even micro-robots that can walk on water -- all those things and more could be closer to reality because of research recently completed by scientists at the University ...
Nanotechnology / Nanomaterials
May 04, 2009 |
4.6 / 5 (8) |
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Two lasers better when attacking cancer
Two lasers may be better than one when attacking cancer cells, according to a paper by Rice University scientists.
Nanotechnology / Bio & Medicine
Mar 25, 2009 |
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Report: Images from Mars lander show liquid water
(AP) -- Did NASA's Phoenix Mars lander find evidence of liquid water before it froze to death?
Space & Earth / Space Exploration
Mar 11, 2009 |
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