News tagged with society
Underground lines that bypass monuments
12 hours ago |
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A team of mathematicians from the Engineering and Architecture Schools of the University of Seville has created a method to design underground lines whereby a city's historical buildings are unaffected. The ...
Rapid star formation spotted in 'stellar nurseries' of infant galaxies
17 hours ago |
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The Universe's infant galaxies enjoyed rapid growth spurts forming stars like our sun at a rate of up to 50 stars a year, according to scientists at Durham University.
Ancient muscle tissue extracted from 18 million year old fossil
Other Sciences / Archaeology & Fossils
Nov 05, 2009 |
4.7 / 5 (9) |
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(PhysOrg.com) -- Scientists have extracted organically preserved muscle tissue from an 18 million years old salamander fossil. The discovery by researchers from University College Dublin, the UK and Spain, ...
New Synthetic Molecules Trigger Immune Response to HIV and Prostate Cancer
Nov 05, 2009 |
4.7 / 5 (9) |
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(PhysOrg.com) -- Researchers at Yale University have developed synthetic molecules capable of enhancing the body’s immune response to HIV and HIV-infected cells, as well as to prostate cancer cells. Their ...
Orphan army ants join nearby colonies
Nov 04, 2009 |
4.9 / 5 (7) |
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(PhysOrg.com) -- Colonies of army ants, whose long columns and marauding habits are the stuff of natural-history legend, are usually antagonistic to each other, attacking soldiers from rival colonies in border ...
Hybrid molecules show promise for exploring, treating Alzheimer's
Nov 04, 2009 |
5 / 5 (2) |
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One of the many mysteries of Alzheimer's disease is how protein-like snippets called amyloid-beta peptides, which clump together to form plaques in the brain, may cause cell death, leading to the disease's devastating symptoms ...
Study of alternate bearing presents recommendations for citrus growers
Nov 02, 2009 |
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Alternate bearing (also called biennial or uneven bearing) is the tendency of fruit trees to produce a heavy crop one year (called "on-crop") followed by a light crop or no crop the following "off-crop" year. ...
Why do animals, especially males, have so many different colors?
Oct 31, 2009 |
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(PhysOrg.com) -- In new research, UCLA scientists claim that "secondary sexual traits" like coloring may let animals know which species to avoid fighting.
'Technology' plays large role in wealth inheritance
Other Sciences / Social Sciences
Oct 30, 2009 |
3.7 / 5 (3) |
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A new study reveals the important role inherited wealth plays in sustaining economic inequality in small scale societies. A team of 26 anthropologists, statisticians, and economists based at the Santa Fe Institute in New ...
Porphyrin Dimers Increase Efficiency of Dye-Sensitized Solar Cells
Oct 30, 2009 |
4.5 / 5 (12) |
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(PhysOrg.com) -- Porphyrins are most commonly thought of as the pigment in red blood cells, but now scientists have found that porphyrins can also be used to increase the efficiency of an inexpensive type ...
Gold Nanoparticles Delivery Platinum Warheads to Tumors
Nanotechnology / Bio & Medicine
Oct 29, 2009 |
4.9 / 5 (7) |
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(PhysOrg.com) -- Cisplatin is one of the most powerful and effective drugs for treating a wide variety of cancers, but serious side effects ultimately limit the drug's use and effectiveness. Now, however, researchers have ...
Low vitamin D levels explains most ESRD risk in African-Americans
Oct 29, 2009 |
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Low levels of vitamin D may account for nearly 60 percent of the elevated risk of end-stage renal disease (ESRD) in African Americans, according to a report in the December Journal of the American Society of Nephrology (J ...
Genes drive behaviour, but culture can select genes: study
Oct 28, 2009 |
4 / 5 (2) |
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Culture, not just genes, can drive evolutionary outcomes, according to a study released Wednesday that compares individualist and group-oriented societies across the globe.
Next-generation microcapsules deliver 'chemicals on demand'
Nanotechnology / Bio & Medicine
Oct 28, 2009 |
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Scientists in California are reporting development of a new generation of the microcapsules used in carbon-free copy paper, in which capsules burst and release ink with pressure from a pen. The new microcapsules ...
American Cancer Society calls for new strategies to monitor exposure to environmental carcinogens
Oct 28, 2009 |
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A new report from an American Cancer Society scientific advisory subcommittee on cancer and the environment says exposure to carcinogens should be minimized or eliminated whenever feasible, and calls for new strategies to ...
