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Fighting HIV With HIV
Synthetic biology researchers hope to stop HIV infections from developing into AIDS by creating a genetically modified virus that interferes with the actions of real HIV, while multiplying in competition with it. The parasite HIV is yet to be synthesized but has performed well in computer simulations. |
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Feature Stories |
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Odd but true: it's smoggier on weekends, and in California the weekend
effect is spreading from the cities of the coast into the Central Valley. |
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Just because there are more attoseconds in a minute than minutes
in the history of the universe can't stop scientists from thinking
up ways to slice light into pulses a
billionth of a billionth of a second long. |
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There's more than one kind of carbon
in the air, and researchers are learning how each impacts
climate change in its own way. |
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Life as we Know it
Over two and a half billion years ago, cyanobacteria stumbled
upon a way to break
water molecules into oxygen and hydrogen. The manganese
complex at the heart of the process made life as we know it
possible. Now scientists are learning its secrets. |
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