China and Russia aiming for Mars
Space & Earth / Space Exploration
May 23, 2007 |
3.6 / 5 (8) |
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China and Russia aim to send an unmanned spacecraft to Mars in 28 months, it was reported Tuesday.
Stem cells may look malignant, not act it
Biology /
May 23, 2007 |
4.7 / 5 (6) |
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Call it the cellular equivalent of big glasses, a funny nose and a fake mustache. Bone marrow stem cells attracted to the site of a cancerous growth frequently take on the outward appearance of the malignant cells around ...
Immune antibodies penetrate neurons to clear Alzheimer's-linked amyloid
May 23, 2007 |
4.5 / 5 (6) |
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Researchers at Weill Cornell Medical College have gotten much closer to understanding how immune-based therapies can treat Alzheimer's disease -- by studying how antibodies go inside brain cells to reduce levels of Alzheimer's-linked ...
Vaccine hope for malaria
May 23, 2007 |
4.3 / 5 (6) |
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One person dies of it every 30 seconds, it rivals HIV and tuberculosis as the world’s most deadly infection and the vast majority of its victims are under five years old. Now, just over 100 years since Britain’s Sir Ronald ...
U.S. electric vehicle research funded
May 23, 2007 |
3.7 / 5 (7) |
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The U.S. Department of Energy has selected five next-generation vehicle research projects to share in $19 million in government funding.
Tropical birds have slow pace of life compared to northern species, study finds
Biology /
May 23, 2007 |
3.8 / 5 (6) |
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In the steamy tropics, even the birds find the pace of life a bit more relaxed, research shows. Tropical birds expend less energy at rest than do birds living in more northern climates, according to a study published online ...
Moderate drinking lowers women's risk of heart attack
May 23, 2007 |
4.6 / 5 (5) |
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Women who regularly enjoy an alcoholic drink or two have a significantly lower risk of having a non-fatal heart attack than women who are life-time abstainers, epidemiologists at the University at Buffalo have shown.
Study reveals function of ubiquitous yet poorly understood microorganisms
Biology /
May 23, 2007 |
4.2 / 5 (5) |
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Discovered in the late 1970s, archaea are one of the three main branches on the tree of life, with bacteria and eukaryotes such as plants and animals on the other two branches. But scientists are just now gaining a fuller ...
Sexual orientation affects how we navigate and recall lost objects, but age just targets gender
May 23, 2007 |
4 / 5 (5) |
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Researchers at the University of Warwick have found that sexual orientation has a real effect on how we perform mental tasks such as navigating with a map in a car but that old age does not discriminate on grounds of sexual ...
Pointing a finger at the source of fecal bacteria
May 23, 2007 |
3.2 / 5 (6) |
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Excessive levels of fecal bacteria were to blame for almost 60 percent of Nebraska streams deemed impaired by federal and state environmental laws in 2004. In order to develop effective pollution-control strategies, ...
For sleep-deprived memory loss, look to the visual system
May 23, 2007 |
3.6 / 5 (5) |
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When an air traffic controller at the end of a double shift forgets the location of an aircraft that had recently appeared on his screen, it may be that he did not properly take in the visual information.
Boys' use of video game magazines studied
May 23, 2007 |
3 / 5 (6) |
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U.S. researchers have found a surprising cultural influence on some boys' drive for muscularity: video gaming magazines.
A nurse makes the decision on who will live
May 23, 2007 |
3.8 / 5 (4) |
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Thymic nurse cells are specialized cells of the thymus capable of taking up as many as 50 developing T cells into their cytoplasm. In the June issue of Experimental Biology and Medicine, Dr. Guyden and hi ...
How young adults cope with employment uncertainty
May 23, 2007 |
4.7 / 5 (3) |
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Young adults don’t necessarily have ‘identity crises’ when it comes to flexible labour markets and job insecurity, concludes a new study published by Bristol University. The study, Constructing coherence: young adults’ pur ...
Medical, high-energy physicists collaborate to improve PET scans
May 23, 2007 |
4.3 / 5 (3) |
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Physicists are developing new electronics for identifying subatomic particles in high-energy accelerators that may also enable radiologists to detect cancer at an earlier, more curable stage.
