News tagged with harsh environment
Brine-Loving Microbes Reveal Secrets to Success in Chemically Extreme Environments
Apr 06, 2009 |
4.8 / 5 (4) |
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(PhysOrg.com) -- Scientists have completed the first study of microbes that live within the plumbing of deep-sea mud volcanoes in the Gulf of Mexico, where conditions may resemble those in extraterrestrial ...
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'Extreme' genes shed light on origins of photosynthesis
Dec 11, 2009 |
5 / 5 (3) |
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(PhysOrg.com) -- While most school children understand that green plants photosynthesize, absorb carbon dioxide and produce oxygen, few people consider the profound global-scale effects that photosynthesis has had on Earth. ...
List of 'unsung' wildlife affected by climate change released
Dec 07, 2009 |
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The Wildlife Conservation Society today released a list of animals facing new impacts by climate change, some in strange and unexpected ways.
Antarctica served as climatic refuge in Earth's greatest extinction event
Space & Earth / Earth Sciences
Dec 02, 2009 |
4.6 / 5 (10) |
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A new fossil species suggests that some land animals may have survived the end-Permian extinction by living in cooler climates in Antarctica. Researchers have identified a distant relative of mammals that apparently survived ...
'Safety valve' protects photosynthesis from too much light
Nov 25, 2009 |
4.7 / 5 (3) |
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Photosynthetic organisms need to cope with a wide range of light intensities, which can change over timescales of seconds to minutes. Too much light can damage the photosynthetic machinery and cause cell death. Scientists ...
Gadgets: Digital photo gift ideas
Electronics / Consumer & Gadgets
Nov 19, 2009 |
1 / 5 (1) |
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Once again it's that shopping time of year and if digital photography is on your shopping list, here is a roundup of accessories to kick off the season.
Expanding drug treatment: Is US ready to step up?
Nov 08, 2009 |
not rated yet |
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(AP) -- Based on the rhetoric, America's war on drugs seems poised to shift into a more enlightened phase where treatment of addicts gains favor over imprisonment of low-level offenders. Questions abound, ...
Genomes of biofuel yeasts reveal clues that could boost fuel ethanol production
Nov 05, 2009 |
1 / 5 (3) |
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As global temperatures and energy costs continue to soar, renewable sources of energy will be key to a sustainable future. An attractive replacement for gasoline is biofuel, and in two studies published online in Genome Re ...
Benefit of a mentor: Disadvantaged teens twice as likely to attend college
Other Sciences / Social Sciences
Nov 04, 2009 |
not rated yet |
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Adult mentors give teens a 50 percent greater likelihood of attending college.Mentorship by a teacher nearly doubles the odds of attending college for disadvantaged students.The students who need mentors the ...
Life's Ancient Island in the Ice
Space & Earth / Earth Sciences
Oct 29, 2009 |
4.6 / 5 (13) |
3
During the last ice age, massive glaciers covered much of our planet. However, a region of Alaska, Siberia and the Canadian Yukon remained ice-free. This region, known as Beringia, supported unique organisms ...
Single-stranded DNA-binding protein is dynamic, critical to DNA repair
Oct 21, 2009 |
5 / 5 (1) |
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Researchers report that a single-stranded DNA-binding protein (SSB), once thought to be a static player among the many molecules that interact with DNA, actually moves back and forth along single-stranded ...
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