News tagged with bubbles

The physics of beer tapping

An old, hilarious if somewhat juvenile party trick involves covertly tapping the top of someone's newly opened beer bottle and then standing back as the suds foam out onto the floor.

dateNov 24, 2013 in General Physics
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Seeing sound in a new light

The National Physical Laboratory Acoustics team has been investigating acoustic cavitation – the formation and implosion of micro cavities, or bubbles, in a liquid caused by the extreme pressure variations ...

dateNov 24, 2011 in General Physics
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Tiny bubbles clean oil from water

Small amounts of oil leave a fluorescent sheen on polluted water. Oil sheen is hard to remove, even when the water is aerated with ozone or filtered through sand. Now, a University of Utah engineer has developed ...

dateNov 16, 2009 in Materials Science
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The Financial Bubble Experiment

Professor Didier Sornette from the Department of Management, Technology and Economics (D-MTEC) at ETH Zurich is convinced that financial markets are not just random. Consequently, his Financial Crisis Observatory ...

dateMay 04, 2010 in Economics & Business
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Quantum of sonics: Bonded, not stirred

Researchers at McGill University have discovered a new way to join materials together using ultrasound. Ultrasound – sound so high it cannot be heard – is normally used to smash particles apart in water. In a recent study, ...

dateJul 26, 2013 in Nanomaterials
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Pillars of Creation formed in the shadows

Research by astronomers at the Dublin Institute of Advanced Studies suggests that shadows hold the key to how giant star-forming structures like the famous "Pillars of Creation" take shape.

dateApr 23, 2009 in Astronomy
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Measuring the Speed of Noble 'Bubbles'

(PhysOrg.com) -- Using a layer of noble gas "bubbles," scientists at Pacific Northwest National Laboratory devised a straightforward way to measure how fast molecules diffuse in supercooled liquids. Working ...

dateFeb 12, 2010 in Condensed Matter
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Astronomy without a telescope - bubblology

One model of a hypothetical multiverse has, perhaps appropriately, some similarity to a glass of beer. Imagine an eternal false vacuum – that’s a bit like a fluid, though not all that much like a f ...

dateJul 25, 2011 in Astronomy
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Clot-dissolving bubbles to treat strokes?

(Medical Xpress)—Researchers are using computer simulations to investigate how ultrasound and tiny bubbles injected into the bloodstream might break up blood clots, limiting the damage caused by a stroke ...

dateSep 25, 2013 in General Physics
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Investors drawn to exploding social media

For every powerhouse like Google, there are dozens of Internet companies that flop. Still, a decade after the dot-com bubble that burst, there is no shortage of investors trying to get a piece of the next online blockbuster.

dateJan 20, 2011 in Business
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Spain's empty highways lead to bankruptcy

At the Leganes toll booth outside Madrid, the workers scan the horizon for cars. In Spain's recession, the stream of paying drivers has slowed to a trickle and the toll road is all but bankrupt.

dateOct 28, 2012 in Engineering
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