Archive: 2/09/2013

Writing the history of the 'Cosmic Dark Ages'

For millions of years after the Big Bang, there were no stars, or even galaxies to contain stars. During these "Cosmic Dark Ages," neutral hydrogen gas dominated the universe. When clouds of primordial hydrogen gas started ...

dateSep 02, 2013 in Astronomy
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You scratch my back and I'll scratch yours

Suppose you held in your hands a bunch of individuals from different species, sort of like a miniature Jumanji set. You have some cows, some bacteria, some plants, some bugs, and a whole bunch of other living things. You ...

dateSep 02, 2013 in Plants & Animals
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Safer shipping with high-tech radar

Traffic volumes are increasing, not only on our roads but also at sea. A new marine radar system with improved antenna technology is set to meet the growing demands of navigation – and protect ships against pirate attacks.

dateSep 02, 2013 in Engineering
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Brown dwarf companion stars

(Phys.org) —Astronomers trying to understand how the Sun and Earth formed, and why they have their characteristic properties, have made progress on a closely related problem: the nature of the lowest mass stars, so-called ...

dateSep 02, 2013 in Astronomy
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Sorting out top-class wines

No vintners want their wine to have a bitter note to it. Now, new sorting equipment with optical recognition can guarantee this is never the case. The machine sorts the harvest into quality grades – sparing winemakers laborious ...

dateSep 02, 2013 in Engineering
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