Climate change isolates Rocky Mountain butterflies

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Expanding forests in the Canadian Rocky Mountains are slowly isolating groups of alpine butterflies from each other, which may lead to the extinction of the colourful insects in some areas, says a new study from the University of Alberta.


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All News summaries for August 13, 2007

Over 200 narwhal trapped in Canadian ice

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At least 200 narwhal whales in Canada's Arctic, trapped by winter ice that is setting in around them and facing starvation or suffocation, must be culled, officials said Friday.

Scientists identify blood component that turns bacteria virulent

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Scientists from the Scripps Research Institute have discovered the key chemical that signals Bacillus anthracis, the bacterium that causes anthrax, to become lethal. This finding opens up new avenues of exploration ...

Portuguese dinosaur tail's sale sparks controversy

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A Portuguese bulldozer driver has sparked controversy in his country by up putting a dinosaur fossil he found 10 years ago for sale on the Internet.

Teens' Online Safety Improved by Education, Research Shows

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Think protecting young teenagers on the Internet is important? Then be sure they think it's important, too, according to a forthcoming article in IEEE Transactions on Professional Communication.

Bulgarian archaeologists unearth ancient chariot

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(AP) -- Archaeologists have unearthed an elaborately decorated 1,800-year-old chariot sheathed in bronze at an ancient Thracian tomb in southeastern Bulgaria, the head of the excavation said Friday. "The ...
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