Uncategorized
- Humans
Shelters date to Stone Age
Middle Eastern foragers inhabited dwellings for months at a time around 20,000 years ago.
- Life
Old-fashioned fish regrow fins
Fish on an ancient line can regenerate lost limbs with newt-like flair, suggesting that ability was shared among ancient ancestors.
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Science News at the 2012 AAAS meeting
A round-up of Science News coverage of the meeting of the American Association for the Advancement of Science held February 16–20, 2012 in Vancouver, Canada.
- Health & Medicine
2012 AAAS Meeting
Highlights from the American Association for the Advancement of Science annual meeting in Vancouver, February 16-20.
- Life
The bloom isn’t off this ancient plant
Using fruit found in Siberia’s permafrost, scientists grow oldest flowering specimen ever produced from preserved tissue.
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- Climate
Carbon dioxide breaking down marine ecosystems
Scientists capitalize on 'natural’ experiment to chronicle how ecosystems will change as oceans continue to acidify.
- Humans
Scientists probe terrorist talk on ‘Dark Web’
Mathematical tools can pry secretive terrorist communications in hidden sector of the Internet.
- Humans
Oceans set stage for human evolution
Temperature changes off the coast dried out East Africa and allowed grasslands to spread starting around 2 million years ago.
- Humans
Harsh conditions in childhood have long-term effects
Kids from Romanian orphanage also had lower volumes of gray matter.
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2012 AAAS Meeting
Highlights from the American Association for the Advancement of Science annual meeting in Vancouver, February 16-20.
