Researchers develop light-treatment device to improve sleep quality in the elderly
May 29, 2009 |
4.8 / 5 (4) |
0
Sleep disturbances increase as we age. Some studies report more than half of seniors 65 years of age or older suffer from chronic sleep disturbances. Researchers have long believed that the sleep disturbances ...
Knock-out drugs: Narrow window for detection
May 29, 2009 |
5 / 5 (3) |
0
Drug-facilitated sexual crimes are increasing. The Bonn Institute for Forensic Medicine has recorded that the number of examinations on the use of intoxicants in sexual offences within their catchment area increased 10-fold ...
Marijuana rivals mainstream drugs for HIV/AIDS symptoms
May 29, 2009 |
5 / 5 (3) |
0
Those in the United States living with HIV/AIDS are more likely to use marijuana than those in Kenya, South Africa or Puerto Rica to alleviate their symptoms, according to a new study published in Clinical Nursing Research, publis ...
Benefit of aspirin for healthy people is uncertain
May 29, 2009 |
3.8 / 5 (4) |
0
(PhysOrg.com) -- A new study has shown that, while taking aspirin is beneficial in preventing heart attacks and strokes among people with established cardiovascular disease (secondary prevention), its benefits ...
Scientists reveal how neuronal activity is timed in brain's memory-making circuits
May 29, 2009 |
5 / 5 (3) |
0
Theta oscillations are a type of prominent brain rhythm that orchestrates neuronal activity in the hippocampus, a brain area critical for the formation of new memories. For several decades these oscillations were believed ...
Robots with fins, tails demonstrate evolution
May 29, 2009 |
4.7 / 5 (3) |
5
(AP) -- Robots wag their tail fins and bob along like bathtub toys in a pool at a Vassar College lab. Their actions are dictated by microprocessors housed in round plastic containers, the sort you'd store ...
Slicing chromosomes leads to new insights into cell division
May 29, 2009 |
4.7 / 5 (3) |
0
(PhysOrg.com) -- By using ultrafast laser pulses to slice off pieces of chromosomes and observe how the chromosomes behave, biomedical engineers at the University of Michigan have gained pivotal insights into mitosis, the ...
New malaria agent found in chimpanzees close to that commonly observed in humans
May 29, 2009 |
4.3 / 5 (3) |
0
Researchers based in Gabon and France report the discovery of a new malaria agent infecting chimpanzees in Central Africa. This new species, named Plasmodium gaboni, is a close relative of the most virulent human agent P. fa ...
A drone for security and safety (w/Video)
May 29, 2009 |
4 / 5 (3) |
5
(PhysOrg.com) -- European researchers have developed a small robotic drone capable of helping save lives in emergency situations or preventing terrorist attacks in urban areas.
Goal: developing the best atomic clock in the world
May 29, 2009 |
3.7 / 5 (3) |
0
They are masters at working with light: the scientists at the newly founded QUEST Institute at the Physikalisch-Technische Bundesanstalt (PTB), Braunschweig. And they want to work on some of the most exciting questions relating ...
Obama moves to curb road-building in forests
May 29, 2009 |
5 / 5 (2) |
2
(AP) -- The Obama administration is ordering a one-year moratorium on most road-building and other development on about 50 million acres of remote national forests.
Resilin springs simplify the control of crustacean limb movements
May 29, 2009 |
5 / 5 (2) |
0
Animals can simplify the brain control of their limb movements by moving a joint with just one muscle that operates against a spring made of the almost perfect elastic substance called resilin. This principle is analysed ...
Space station crew finally at full staff of six (w/Video)
Space & Earth / Space Exploration
May 29, 2009 |
5 / 5 (2) |
0
The crew of the International Space Station has increased to six for the first time today with the arrival of three new residents including ESA astronaut Frank De Winne with the Soyuz TMA-15 spacecraft.
A quicker, cheaper SARS virus detector -- one easily customizable for other targets
May 29, 2009 |
5 / 5 (2) |
1
Members of a USC-led research team say they've made a big improvement in a new breed of electronic detectors for viruses and other biological materials — one that may be a valuable addition to the battle against ...
Antibiotic resistant bacteria found in fertilizer
May 29, 2009 |
3 / 5 (3) |
1
Vancomycin resistant enterococci (VRE) have been found in sewage sludge, a by-product of waste-water treatment frequently used as a fertilizer. Researchers writing in the open access journal Acta Veterinaria Scandinavica point out the ...
