A new study involving a type of stem cells from the lungs of transplant patients demonstrates for the first time that these progenitor cells reside in adult organs and are not derived from bone marrow, which leads to the ...
Mar 08, 2007
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A conflict between scientists working with the human immunodeficiency virus and those working with tuberculosis is being reported in Africa.
Mar 08, 2007
3.5 / 5 (2)
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U.S. researchers have developed a simple, inexpensive filtering process that could prevent costly instability and deterioration of military diesel fuel.
Mar 08, 2007
3.9 / 5 (7)
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Like a piece of chalk dissolving in vinegar, marine life with hard shells is in danger of being dissolved by increasing acidity in the oceans.
Mar 08, 2007
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SanDisk Corporation today introduced an 8-gigabyte SanDisk Ultra II SD High Capacity (SDHC) card. The new cards can store over 4,000 high-resolution pictures or up to 15 hours of MPEG 4 video.
Mar 08, 2007
3.5 / 5 (8)
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Researchers at the Georgia Tech Research Institute have patented a discovery that could significantly increase reliability and reduce cost in equipment that helps protect U.S. military aircraft from attack. ...
Mar 08, 2007
4 / 5 (6)
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Researchers have found evidence that rats are capable of metacognition—that is, they can possess knowledge of their own cognitive states. This ability, which can also be thought of as the capacity to assess or reflect on ...
Mar 08, 2007
4.7 / 5 (11)
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In experiments designed to deepen our understanding of how cooperative behavior evolves, researchers have found that bonobos, a particularly sociable relative of the chimpanzee, are more successful than chimpanzees at cooperating ...
Mar 08, 2007
5 / 5 (2)
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Researchers funded by the National Institutes of Health have found that older mothers with normal, full-term pregnancies—particularly first-time older mothers—were more likely to undergo Caesarean delivery than were younger ...
Mar 08, 2007
2 / 5 (1)
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Cells from the smallest to the largest of mammals often seem to be “one size fits all.” Now a closer look reveals that whether a cell lives in an elephant, mouse or something in between can make a big difference in its ...
Mar 08, 2007
4.6 / 5 (15)
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Two new studies by University of California, Berkeley, scientists highlight the amazing promiscuity of genes, which appear to shuttle frequently between organisms, especially more primitive organisms, and often in packs.
Mar 08, 2007
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Ever since the Norwegians expanded commercial farming of salmon in the 1960s, the industry has continued to rapidly grow worldwide. It has expanded to such a degree that prices for farmed salmon have plummeted and, there ...
Mar 08, 2007
2.3 / 5 (3)
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A leading environmental researcher at the University of Leicester is to head an international team to protect an area that stores up to 70 billion tonnes of carbon.
Mar 08, 2007
3.1 / 5 (7)
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In a series of landmark observations gathered over a period of four months, NASA's Swift satellite has challenged some of astronomers' fundamental ideas about gamma-ray bursts (GRBs), which are among the most ...
Mar 08, 2007
4.8 / 5 (66)
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MIT researchers have created an inexpensive method to screen for millions of different biomolecules (DNA, proteins, etc.) in a single sample--a technology that could make possible the development of low-cost ...
Mar 08, 2007
4.6 / 5 (18)
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