Archive: 08/11/2008

New report details historic mass extinction of amphibians

Amphibians, reigning survivors of past mass extinctions, are sending a clear, unequivocal signal that something is wrong, as their extinction rates rise to unprecedented levels, according to a paper published ...

dateAug 11, 2008 in
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Old growth giants limited by water-pulling ability

The Douglas-fir, state tree of Oregon, towering king of old-growth forests and one of the tallest tree species on Earth, finally stops growing taller because it just can't pull water any higher, a new study concludes.

dateAug 11, 2008 in
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Bugs put the heat in chili peppers

If you're a fan of habañero salsa or like to order Thai food spiced to five stars, you owe a lot to bugs, both the crawling kind and ones you can see only with a microscope. New research shows they are the ...

dateAug 11, 2008 in
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New insight into most common forebrain malformation

St. Jude Children's Research Hospital scientists have identified one of the molecular mechanisms underlying the genetic brain malformation called holoprosencephaly (HPE). The findings not only yield insights into the most ...

dateAug 11, 2008 in Genetics
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Aspirin, acid blocker a-day keeps GI bleeding

For patients with clogged heart arteries who take long-term, low-dose aspirin to prevent a cardiac event, adding a stomach acid-blocking drug to their daily routine has been shown to reduce their risk for upper gastrointestinal ...

dateAug 11, 2008 in Medical research
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