Ultracapacitors Make City Buses Cheaper, Greener
Oct 21, 2009 |
4.5 / 5 (45) |
31
(PhysOrg.com) -- A fleet of 17 buses near Shanghai has been running on ultracapacitors for the past three years, and today that technology is coming to the Washington, DC, for a one-day demonstration. Chinese ...
Modern men are wimps, according to new book
Oct 21, 2009 |
3.8 / 5 (40) |
40
(PhysOrg.com) -- A new book claims even modern athletes could not run as fast, jump as high, or have been nearly as strong as our predecessors.
Robotic Hand That Senses Touch (w/ Video)
Oct 21, 2009 |
4.7 / 5 (28) |
10
(PhysOrg.com) -- Developed by researchers at Lund University in Sweden and Scuola Superiore Sant'Anna in Italy, the Smart Hand project has given patient, Robin af Ekenstam (see video) the sense of touch in ...
Gyrowheel to keep new bike riders upright (w/ Video)
Oct 21, 2009 |
4.9 / 5 (13) |
13
(PhysOrg.com) -- A new device called the Gyrowheel could soon revolutionize the way children learn to ride bicycles, and they will be able to learn on their own, without training wheels, and in as little as ...
Why sex with a partner is better (w/ Video)
Oct 21, 2009 |
3.4 / 5 (18) |
1
(PhysOrg.com) -- OK, it takes two for human reproduction, and now it seems that plants and animals that can rely on either a partner or go alone by self-fertilization give their offspring a better chance for ...
Study finds way to protect healthy cells from radiation damage
Oct 21, 2009 |
5 / 5 (11) |
3
Researchers at the University of Pittsburgh School of Medicine and the National Cancer Institute (NCI), part of the National Institutes of Health, may be hot on the heels of a Holy Grail of cancer therapy: They have found ...
GE unveils handheld ultrasound machine
Oct 21, 2009 |
4.8 / 5 (11) |
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(AP) -- The future of ultrasound technology, as interpreted by General Electric Co., looks a bit like a flip phone crossed with an iPod.
Scientists find fossil bones of smallest dinosaur
Other Sciences / Archaeology & Fossils
Oct 21, 2009 |
4.4 / 5 (10) |
0
(PhysOrg.com) -- A new dinosaur species, Fruitadens haagarorum, is the smallest dinosaur ever discovered from North America. The tiny Fruitadens weighed less than a kilogram (two pounds) and was just 70 c ...
Scientists discover largest orb-weaving spider
Oct 21, 2009 |
4.3 / 5 (10) |
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Researchers from the United States and Slovenia have discovered a new, giant Nephila species (golden orb weaver spider) from Africa and Madagascar and have published their findings in the Oct. 21 issue of the ...
Pavlopetri -- the world's oldest known submerged town
Other Sciences / Archaeology & Fossils
Oct 21, 2009 |
4.6 / 5 (9) |
5
The world's oldest known submerged town has been revealed through the discovery of late Neolithic pottery. The finds were made during an archaeological survey of Pavlopetri, off the southern Laconia coast ...
Installed cost of solar photovoltaic systems in the US fell in 2008
Oct 21, 2009 |
3.7 / 5 (10) |
0
Researchers at the Department of Energy's Lawrence Berkeley National Laboratory released a new study on the installed costs of solar photovoltaic (PV) power systems in the U.S., showing that the average cost ...
Scientists Develop New Method to Quantify Climate Modeling Uncertainty
Space & Earth / Earth Sciences
Oct 21, 2009 |
4.1 / 5 (9) |
6
(PhysOrg.com) -- Climate scientists recognize that climate modeling projections include a significant level of uncertainty. A team of researchers using computing facilities at Oak Ridge National Laboratory has identified ...
Study of baby teeth yields new findings on nuclear fallout
Oct 21, 2009 |
4 / 5 (8) |
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Joan Ketterer still recalls the button her son Edward got for donating his baby teeth to what was then a ground-breaking study looking at the effect of nuclear fallout on children born in the St. Louis-area in the 1960s.
Scientists bend nanowires into 2-D and 3-D structures
Oct 21, 2009 |
4.3 / 5 (7) |
0
(PhysOrg.com) -- Taking nanomaterials to a new level of structural complexity, scientists have determined how to introduce kinks into arrow-straight nanowires, transforming them into zigzagging two- and three-dimensional ...
Light at night linked to symptoms of depression in mice
Medicine & Health / Neuroscience
Oct 21, 2009 |
4 / 5 (7) |
2
Too much light at night can lead to symptoms of depression, according to a new study in mice. Researchers found that mice housed in a lighted room 24 hours a day exhibited more depressive symptoms than did similar mice that ...
