News tagged with diffusion

Galaxy's snacking habits revealed

A team of Australian and Spanish astronomers have caught a greedy galaxy gobbling on its neighbours and leaving crumbs of evidence about its dietary past.

dateMay 20, 2015 in Astronomy
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Image: Hubble sweeps a messy star factory

This sprinkle of cosmic glitter is a blue compact dwarf galaxy known as Markarian 209. Galaxies of this type are blue-hued, compact in size, gas-rich, and low in heavy elements. They are often used by astronomers ...

dateDec 22, 2014 in Astronomy
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What makes Champagne bubbly?

(Phys.org)—Just in time for the holidays, scientists have unraveled some of the chemistry behind the diffusion of CO2 molecules in a glass of Champagne. Among their findings, they discovered that ethan ...

dateDec 09, 2014 in General Physics report
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Hacked emails slice spam fast

Spam spreads much faster and to more people when it is being propagated by hacked, or otherwise compromised, email accounts rather than legitimate accounts, according to research published in the International Journal of ...

dateNov 26, 2014 in Security
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At the interface of math and science

In popular culture, mathematics is often deemed inaccessible or esoteric. Yet in the modern world, it plays an ever more important role in our daily lives and a decisive role in the discovery and development ...

dateSep 29, 2014 in Mathematics
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3-in-1 optical skin cancer probe

As thousands of vacationers hit the beach this summer, many of them will expose their unprotected bare limbs to direct UV sunlight, potentially putting them at risk of skin cancer later in life. To fight ...

dateAug 05, 2014 in Analytical Chemistry
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Mysterious molecules in space

Over the vast, empty reaches of interstellar space, countless small molecules tumble quietly though the cold vacuum. Forged in the fusion furnaces of ancient stars and ejected into space when those stars ...

dateJul 29, 2014 in Astronomy
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