News tagged with current
Bigger not necessarily better, when it comes to brains
Nov 17, 2009 |
4.5 / 5 (19) |
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(PhysOrg.com) -- Tiny insects could be as intelligent as much bigger animals, despite only having a brain the size of a pinhead, say scientists at Queen Mary, University of London.
Robotic Devices Providing Home-Care Rehabilitation (w/ Video)
Nov 13, 2009 |
5 / 5 (4) |
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(PhysOrg.com) -- A group of researchers, at Northeastern University, have developed several portable robotic devices to aid in the rehabilitation process of stroke victims. These devices are small enough for ...
Dopamine enhances expectation of pleasure in humans
Medicine & Health / Neuroscience
Nov 12, 2009 |
4.2 / 5 (10) |
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(PhysOrg.com) -- Enhancing the effects of the brain chemical dopamine influences how people make life choices by affecting expectations of pleasure, according to new research from the UCL Institute of Neurology.
By feeding the birds, you could change their evolutionary fate
17 hours ago |
3.7 / 5 (3) |
5
Feeding birds in winter is a most innocent human activity, but it can nonetheless have profound effects on the evolutionary future of a species, and those changes can be seen in the very near term. That's ...
New study describes connections between Circadian and metabolic systems
Nov 12, 2009 |
2.5 / 5 (2) |
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A paper by University of Notre Dame biologist Giles Duffield and a team of researchers offers new insights into a gene that plays a key role in modulating the body's Circadian system and may also simultaneously modulate its ...
In touch with molecules
Nov 12, 2009 |
5 / 5 (2) |
1
The performance of modern electronics increases steadily on a fast pace thanks to the ongoing miniaturization of the utilized components. However, se-vere problems arise due to quantum-mechanical phenomena ...
Early scents really do get 'etched' in the brain
Medicine & Health / Neuroscience
Nov 05, 2009 |
3 / 5 (2) |
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Common experience tells us that particular scents of childhood can leave quite an impression, for better or for worse. Now, researchers reporting the results of a brain imaging study online on November 5th ...
Babies' language learning starts from the womb
Medicine & Health / Neuroscience
Nov 05, 2009 |
4.2 / 5 (5) |
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(PhysOrg.com) -- From their very first days, newborns' cries already bear the mark of the language their parents speak, reveals a new study published online on November 5th in Current Biology, a Cell Press ...
It's all in your head. No, really: How mental imagery training aids perceptual learning
Medicine & Health / Psychology & Psychiatry
16 hours ago |
4 / 5 (1) |
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Practice makes perfect. But imaginary practice? Elisa Tartaglia of the Laboratory of Psychophysics at Switzerland's Ecole Polytechnique Federale de Lausanne (EPFL) and team show that perceptual learning—learning ...
Icebergs head from Antarctica for New Zealand
Space & Earth / Earth Sciences
Nov 24, 2009 |
3 / 5 (5) |
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(AP) -- Ships in the south Pacific Ocean have been alerted that hundreds of icebergs believed to have split off Antarctic ice shelves are drifting north toward New Zealand, officials said Tuesday.
Study looks at scientific, cultural perspectives on race
Nov 17, 2009 |
3 / 5 (3) |
1
(PhysOrg.com) -- A new study compares personal perceptions of race, color and ancestry of Brazilian high school students with the results of genetic ancestry tests, with the aim of investigating the tensions between cultural ...
Study provides insights into the molecular basis of tumor cell behavior
Nov 05, 2009 |
4 / 5 (1) |
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A new study by a team of researchers led by Crislyn D'Souza-Schorey, associate professor of biological sciences at the University of Notre Dame, sheds light on the molecular basis by which tumor cells modulate their surroundings ...
Ships warned about icebergs headed for New Zealand
Space & Earth / Earth Sciences
Nov 25, 2009 |
not rated yet |
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(AP) -- Ships are on alert and maritime authorities are monitoring the movements of hundreds of menacing icebergs drifting toward New Zealand in the southern Pacific Ocean, officials said.
New climate treaty could put species at risk
Nov 16, 2009 |
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Plans to be discussed at the forthcoming UN climate conference in Copenhagen to cut deforestation in developing countries could save some species from extinction but inadvertently increase the risk to others, scientists believe.
Cautious conservation: How to ensure that slowing global warming will protect biodiversity
Nov 16, 2009 |
not rated yet |
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While it is clear that massive destruction of tropical rainforests poses a serious threat to the incredibly rich biodiversity found on Earth, other hazards are not so explicit. An international group of prominent scientists ...
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