Uncategorized
- Archaeology
Dawn of the City
A research team has excavated huge public structures from more than 6,000 years ago in northeastern Syria, challenging the notion that the world's first cities arose in the so-called fertile crescent of what's now southern Iraq.
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Faulty Fountains of Youth
As a source of new cells to revitalize tissues, adult stem cells may cause some of decline of the body in old age, but the link between the two is not as simple as it seems.
- Humans
Letters from the February 9, 2008, issue of Science News
Small, or just invisible? “Heavy Find: Weighty neutron stars may rule out exotic core” (SN: 1/12/08, p. 20) says that the companion star of the pulsar PSR B1516+02B must be “tiny” because it cannot be seen. Isn’t it possible that the companion is made of dark matter? Is there a “wobble” test or other way […]
- Humans
Web Special: Diabetes drug and conflicts of interest
A U.S. senator outed a noted diabetes researcher for breaking confidentiality and leaking a study while he was peer reviewing it for a major journal.
- Humans
Web Special: Diabetes drug and conflicts of interest
A U.S. senator outed a noted diabetes researcher for breaking confidentiality and leaking a study while he was peer reviewing it for a major journal.
- Humans
From the January 29, 1938, issue
A new telescope's home under construction, Eros makes a close pass, and history revealed in mosaic floors.
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Be a Cognitive-Test Subject
You can become an online participant in tests of how the mind uses and processes words at this several-month-old site, administered by Harvard University’s Cognition and Language Laboratory (with collaborators at other institutions). Alternatively, you can just read the results from earlier experiments. They’re quick, fun, and sometimes embarrassingly challenging. Go to: http://coglanglab.org
- Health & Medicine
Warning Sign: Genetic fragments tag cancer severity
High levels of the microRNA miR-21 lead to poor prognoses for colon cancer patients.
- Animals
The naming of the elephant-shrew
A new species of giant elephant-shrew, small bounding forest dwellers very distantly related to elephants, has been discovered in Tanzania. With video.
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Live Long and Perspire: Exercise may slow aging at chromosomal level
A new study finds that a sedentary lifestyle is linked to short telomeres on chromosomes, potentially a sign of rapid aging.
- Humans
. . . And the Envelope, Please: Forty outstanding young scientists move to final round of competition
Forty outstanding young scientists will travel to Washington, D.C., for the final round of the 2008 Intel Science Talent Search.
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Spice It Up: Naked mole-rats feel no pain from peppers, acid
The African naked mole-rat doesn't feel pain from acid or chilies, a possible adaptation to its cramped underground habitat.
