Physics education improves when students make their own computer models
Other Sciences / Social Sciences
Jul 02, 2009 |
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A current trend in secondary science education is for students to learn by discovering for themselves how things work. Computer modelling is a teaching method that fits in nicely with this trend and also with new learning ...
Research reveals what drives lung cancer's spread
Jul 02, 2009 |
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(PhysOrg.com) -- A new study by researchers at Memorial Sloan-Kettering Cancer Center (MSKCC) reveals the genetic underpinnings of what causes lung cancer to quickly metastasize, or spread, to the brain and the bone - the ...
Effectiveness of vitamin D, fish oil to be studied
Jul 02, 2009 |
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Two dietary supplements -- vitamin D and fish oil -- will soon undergo a five-year test of their effectiveness in lowering the rates of several major diseases. Since nearly all African-Americans are deficient in vitamin D, ...
'Genetic arms race' between bacteria, viruses subject of stimulus grant
Jul 02, 2009 |
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The oceans teem with microscopic bacteria that produce much of Earth's oxygen as they absorb carbon dioxide greenhouse gas. But fast-mutating viruses also populate the seas, attacking marine bacteria in an ...
2010 species pledge set to fail: conservationists
Jul 02, 2009 |
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The world's paramount authority on species loss has warned that pledges to roll back the threat to biodiversity by 2010 were running into the sand.
Children with autism need to be taught in smaller groups, pilot study confirms
Jul 02, 2009 |
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Since the 1970s, there has been much debate surrounding the fact that individuals with autism have difficulty in understanding speech in situations where there is background speech or noise.
Plants' internal clock can improve climate-change models
Jul 02, 2009 |
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The ability of plants to tell the time, a mechanism common to all living beings, enables them to survive, grow and reproduce. In a study published in the latest issue of the prestigious journal Ecology Letters, an international ...
World health officials tackle swine flu challenges
Jul 02, 2009 |
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(AP) -- Swine flu is running wild in the Southern Hemisphere and is spreading rapidly through Europe, with Britain projected to reach 100,000 daily cases by the end of August. The virus is even showing signs of rebounding ...
Newly discovered gene regulates balance of 'bad' cholesterol
Jul 02, 2009 |
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In an article in Science, Noam Zelcer from the LACDR (The Netherlands) describes a previously unknown mechanism for regulating the amount of LDL cholesterol. This offers opportunities for supplementing and im ...
Rampant helper syndrome: Methane-producing molecule can also repair DNA
Jul 02, 2009 |
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The Archaea are single-celled organisms and a domain unto themselves, quite apart from the so called eukaryotes, being bacteria and higher organisms. Many species live under extreme conditions, and carry out unique biochemical ...
In the eye of the storm: Why some people stayed behind
Medicine & Health / Psychology & Psychiatry
Jul 02, 2009 |
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Hurricane Katrina was the largest natural disaster in U.S. history, claiming the lives of more than 1,800 victims and causing well over $100 billion in damage along the Gulf Coast. The 2005 storm breached every levee in New ...
Embryonic stem cells, reprogrammed skin cells have inherent differences
Jul 02, 2009 |
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(PhysOrg.com) -- UCLA researchers have found that embryonic stem cells and skin cells reprogrammed into embryonic-like cells have inherent molecular differences, demonstrating for the first time that the two ...
Panasonic Develops High Efficiency CRT Recycling Technology Using Laser
Jul 02, 2009 |
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Panasonic has developed a recycling technology using laser beams to separate the front panel and back part (funnel) of a cathode ray tube (CRT) used in TV sets.
Prostate cancer patients disease free after 5 years likely to be disease free after 10 years
Jul 02, 2009 |
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Prostate cancer patients who receive brachytherapy and remain free of disease for five years or greater are unlikely to have a recurrence at 10 years, according to a study in the July 1 issue of the International Journal of ...
TV stations struggling with viewer loss on DTV
Jul 02, 2009 |
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(AP) -- The government is helping two dozen TV stations that became difficult to receive by antenna when they switched to new frequencies as part of the digital TV transition, the Federal Communications Commission said Thursday.
