Episode #282
News Items
Science or Fiction
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Item #1
Science
A new study finds that extended jet lag can cause memory and learning deficits, with associated brain changes, that persist for at least a month following return to usual schedule. http://www.gizmag.com/jet-lag-long-term-memory-learning-problems/17072/
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Item #2
Science
Astronomers have discovered supermassive active galaxies dating from 1.5 billion years after the big bang – contradicting current models of galaxy formation which predicts much smaller galaxies at this time. http://www.physorg.com/news/2010-11-massive-galaxies-universe-young.html
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Item #3
Fiction
A new exhaustive database of mammal fossils reveals, contrary to prior belief, that mammals were significantly increasing in size prior to the extinction of the dinosaurs. http://www.physorg.com/news/2010-11-giants-paper-explores-evolution-world.html