Archive: 23/02/2009

New light shed on marine luminescence

The phenomenon of light emission by living organisms, bioluminescence, is quite common, especially in marine species. It is known that light is generated by chemical reactions in which oxygen molecules play an important part. ...

dateFeb 23, 2009 in
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A sprightly explanation for UFO sightings?

In legend, sprites are trolls, elves and other spirits that dance high above our ozone layer. But scientists at Tel Aviv University have discovered that some very real "sprites" are zipping across the atmosphere as well, ...

dateFeb 23, 2009 in Earth Sciences
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