News tagged with environment
Researchers discover biological basis of 'bacterial immune system'
Nov 30, 2009 |
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(PhysOrg.com) -- Bacteria don’t have easy lives. In addition to mammalian immune systems that besiege the bugs, they have natural enemies called bacteriophages, viruses that kill half the bacteria on Earth every two days.
Burning coal worse for climate than clearing rain forests
Nov 26, 2009 |
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Deforestation has had a big influence on the increase of carbon dioxide (CO2) emissions in the past three centuries, but its impact is tapering off relatively. Nowadays, the burning of fossil fuels is a more crucial factor. ...
Researchers discover biological basis of 'bacterial immune system'
Nov 25, 2009 |
4.8 / 5 (4) |
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Bacteria don't have easy lives. In addition to mammalian immune systems that besiege the bugs, they have natural enemies called bacteriophages, viruses that kill half the bacteria on Earth every two days.
Fish food fight: Fish don't eat trees after all, says new study
Nov 24, 2009 |
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(PhysOrg.com) -- What constitutes fish food is a matter of debate. A high-profile study a few years ago suggested that fish get almost 50 percent of their carbon from trees and leaves, evidence for a very ...
The benefits of stress ... in plants
Nov 19, 2009 |
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Chronic stress in humans has been implicated in heart disease, weight gain, and diabetes, among a host of other health problems. Extreme environments, a source of chronic stress, present a challenge even for the hardiest ...
5 exercises can reduce neck, shoulder pain of women office workers
Nov 18, 2009 |
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Strength training exercises using dumbbells can reduce pain and improve function in the trapezius muscle, the large muscle which extends from the back of the head, down the neck and into the upper back. The exercises also ...
Comforted by carpet: How do floors and distance affect purchases?
Other Sciences / Social Sciences
Nov 18, 2009 |
1 / 5 (1) |
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Consumers who stand on carpeted flooring feel comforted, but they judge products close to them to be less comforting, according to a new study in the Journal of Consumer Research.
Report Says Musicians Hear Better Than Non-Musicians
Medicine & Health / Neuroscience
Nov 17, 2009 |
5 / 5 (1) |
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(PhysOrg.com) -- The Journal of Neuroscience reports this week that musicians are better than non-musicians at recognizing speech in noisy environments. The finding from a study conducted by neurobiologists at Nor ...
Walking hazard: Cell-phone use -- but not music -- reduces pedestrian safety
Other Sciences / Social Sciences
Nov 16, 2009 |
4.5 / 5 (2) |
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Two new studies of pedestrian safety found that using a cell phone while hoofing it can endanger one's health. Older pedestrians, in particular, are impaired when crossing a busy (simulated) street while speaking ...
Virtual Reality May Help Arm Minds for Combat
Nov 13, 2009 |
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(PhysOrg.com) -- The UT Dallas Center for BrainHealth received a federal grant to fund research examining brain performance enhancement in America’s fighting men and women through the use of state-of-the-art ...
Discoveries in the Deep
Space & Earth / Earth Sciences
Nov 12, 2009 |
not rated yet |
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Scientists from NASA and the Canadian Space Agency have been using Pavilion Lake as a testing ground for the future human exploration of other worlds.
Walking, talking and memory
Medicine & Health / Psychology & Psychiatry
Nov 12, 2009 |
5 / 5 (1) |
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(PhysOrg.com) -- How easy is it to walk, talk and remember what was said? Dr Dee Way studied how actors learn a script and whether walking affects their memory performance.
New brain findings on dyslexic children
Medicine & Health / Neuroscience
Nov 11, 2009 |
4.3 / 5 (10) |
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The vast majority of school-aged children can focus on the voice of a teacher amid the cacophony of the typical classroom thanks to a brain that automatically focuses on relevant, predictable and repeating auditory information, ...
Amphibians as environmental omen disputed
Nov 11, 2009 |
5 / 5 (1) |
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Amphibians, for years considered a leading indicator of environmental degradation, are not uniquely susceptible to pollution, according to a meta-analysis to be published in Ecology Letters.
Antarctic lake home to diverse community of viruses
Nov 11, 2009 |
4.9 / 5 (17) |
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(PhysOrg.com) -- A study of the genetic structure of viruses in an Antarctic lake has revealed an astonishing genetic richness in the large number of viral families discovered.
