Physics

On an ordinary Wednesday morning in October 1994, Bert Brockhouse gets out of bed at his usual time, about 6:45 a.m. As he stretches a bit to loosen the overnight aches of his 76-year-old body, he sees the little red light blinking on the answering machine. “Who could have called in the middle of the night?” he wonders, as he presses the play button. He listens to a voice announcing...

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Q: How many languages are there in the world?

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In the news

Canadian researchers spin spider silk proteins into artificial silk

February 12, 2015

Spiders make seven different kinds of silk they use for different purposes. But although humans have farmed silkworms for thousands of years, spider silk has proven impractical. Instead, scientists in Jan Rainey's biochemistry lab at Dalhousie University are working out the molecular nature of the strongest kind of spider silk, which is used for wrapping prey, and using the knowledge to create new ultra-strong biomimetic fibers. Read more...

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