Duke University
Thousands of undiscovered plant species face extinction
Faced with threats such as habitat loss and climate change, thousands of rare flowering plant species worldwide may become extinct before scientists can even discover them, according to a paper published today by a trio of ...
Jul 07, 2010 |
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Gender gap persists at highest levels of math and science testing
A study that examined 30 years of standardized test data from the very highest-scoring seventh graders has found that performance differences between boys and girls have narrowed considerably, but boys still outnumber girls ...
Other Sciences / Social Sciences
Jul 06, 2010 |
4.3 / 5 (6) |
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Scientists find direct line from development to growth
It may seem intuitive that growth and development somehow go together so that plants and animals end up with the right number of cells in all the right places. But it is only now that scientists at the Duke ...
Jun 30, 2010 |
4.5 / 5 (2) |
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Key Component Identified That Helps Plants Go Green (w/ Video)
(PhysOrg.com) -- A team of researchers from Duke University and the Salk Institute for Biological Studies has found a central part in the machinery that turns plants green when they sense light.
Jun 29, 2010 |
5 / 5 (1) |
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Some males react to competition like bonobos, others like chimpanzees
The average man experiences hormone changes similar to the passive bonobo prior to competition, but a "status-striving" man undergoes changes that mirror those found in a chimpanzee, say researchers from Duke and Harvard ...
Jun 28, 2010 |
3.8 / 5 (4) |
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Why mercury is more dangerous in oceans
Even though freshwater concentrations of mercury are far greater than those found in seawater, it's the saltwater fish like tuna, mackerel and shark that end up posing a more serious health threat to humans ...
Space & Earth / Earth Sciences
Jun 27, 2010 |
5 / 5 (8) |
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Children with home computers likely to have lower test scores
Around the country and throughout the world, politicians and education activists have sought to eliminate the "digital divide" by guaranteeing universal access to home computers, and in some cases to high-speed Internet service.
Other Sciences / Social Sciences
Jun 18, 2010 |
4.4 / 5 (8) |
4
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Retooling the ocean conveyor belt
For decades, oceanographers have embraced the idea that Earth's ocean currents operate like a giant conveyor belt, overturning to continuously transport deep, cold polar waters toward the equator and warm equatorial surface ...
Space & Earth / Earth Sciences
Jun 18, 2010 |
4.7 / 5 (6) |
4
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Longer Antiviral Treatment Prevents Lung Transplant Complications
(PhysOrg.com) -- Extending the course of treatment to prevent a common virus after lung transplantation dramatically reduces infection rates and possibly the risk of the body rejecting the new lungs, according to research ...
Medicine & Health / Diseases, Conditions, Syndromes
Jun 15, 2010 |
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Reinventing the wheel -- naturally
Humans did not invent the wheel. Nature did. While the evolution from the Neolithic solid stone wheel with a single hole for an axle to the sleek wheels of today's racing bikes can be seen as the result of ...
Jun 14, 2010 |
3.6 / 5 (8) |
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CFO Survey: U.S. Economy Improving Slowly, But Not Surely
(PhysOrg.com) -- U.S. chief financial officers say they have limited hiring plans over the next 12 months, and nearly 60 percent won?t return their staffing to pre-recession levels until 2012 or later.
Other Sciences / Economics & Business
Jun 10, 2010 |
1 / 5 (1) |
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Copper Nanowires Enable Bendable Displays, Solar Cells
(PhysOrg.com) -- A team of Duke University chemists has perfected a simple way to make tiny copper nanowires in quantity. The cheap conductors are small enough to be transparent, making them ideal for thin-film ...
Jun 01, 2010 |
4.9 / 5 (9) |
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Rosewood trees face extinction amid Madagascar's chaos
Political and social chaos and a lack of international protections have put several species of rosewood trees in Madagascar in danger of becoming extinct from illegal logging, according to a policy forum paper in the latest ...
May 27, 2010 |
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Quickly evolving bacteria could improve digestive health
When the forces of evolution took over an experimental strain of bacteria, it derailed an experiment Duke and NC State researchers thought they were conducting, but led to something much more profound instead.
May 18, 2010 |
4.8 / 5 (5) |
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Novel pouch could reduce mother-to-infant HIV infection
By using medications packaged just like fast-food ketchup, HIV-positive mothers in developing countries can more easily provide protection to newborn babies born at home.
Medicine & Health / HIV & AIDS
May 13, 2010 |
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