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Monday, February 27, 2012

ScienceDaily: Top Environment News

ScienceDaily: Top Environment News

In vino veritas: Promiscuous yeast hook up in wine-making vats

Posted: 26 Feb 2012 08:01 PM PST

Humans aren't the only species that like to get busy with a glass of bubbly. Turns out, the common baker's yeast has indulged in a frenzy of amorous frolicking in the fermentation vats of winemakers for hundreds, possibly thousands, of years, with interesting results.

Ancient arabic writings help scientists piece together past climate

Posted: 26 Feb 2012 07:59 PM PST

Ancient manuscripts written by Arabic scholars can provide valuable meteorological information to help modern scientists reconstruct the climate of the past, a new study has revealed. The research analyses the writings of scholars, historians and diarists in Iraq during the Islamic Golden Age between 816-1009 AD for evidence of abnormal weather patterns.

Glow and be eaten: Marine bacteria use light to lure plankton and fish

Posted: 26 Feb 2012 12:35 PM PST

Not all that glitters is gold. Sometimes it is just bacteria trying to get ahead in life. Many sea creatures glow with a biologically produced light. This phenomenon, known as bioluminescence, is observed, among others, in some marine bacteria which emit a steady light once they have reached a certain level of concentration (a phenomenon called "quorum sensing") on organic particles in ocean waters.

Ancient humans as major predators in marine food webs

Posted: 22 Feb 2012 10:21 AM PST

Scientists have examined the feeding habits of human hunter-gatherers in the food webs on which they depended.
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