According to the conventional wisdom, drinking water taken from a deep aquifer protected by a semi-permeable layer of rock should be protected from many contaminants, including viruses.
Environment
Oct 10, 2011
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(PhysOrg.com) -- The Sun, glowing with a surface temperature of about 5500 degrees Celsius, warms the Earth with its salutary light. Meanwhile the Sun's hot outer layer (the corona), with its temperature of over a million ...
Astronomy
Oct 10, 2011
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(PhysOrg.com) -- Autumn is right around the corner in the northern hemisphere and the leaves are beginning to change color. The cause of this wonderful display of reds, yellows, and oranges is the decomposition of the compound ...
Biochemistry
Oct 10, 2011
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Next week a British engineering team heads off to Antarctica for the first stage of an ambitious scientific mission to collect water and sediment samples from a lake buried beneath three kilometres of solid ice. This extraordinary ...
Earth Sciences
Oct 10, 2011
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(AP) -- Dozens of foreign insects and plant diseases slipped undetected into the United States in the years after 9/11, when authorities were so focused on preventing another attack that they overlooked a pest explosion ...
Ecology
Oct 10, 2011
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(PhysOrg.com) -- Engineers and physicists at Harvard have managed to capture light in tiny diamond pillars embedded in silver, releasing a stream of single photons at a controllable rate.
Optics & Photonics
Oct 10, 2011
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A Russian region in Siberia on Monday confidently proclaimed that its mountains are home to yetis after finding "indisputable proof" of the existence of the hairy beasts in an expedition.
Other
Oct 10, 2011
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(PhysOrg.com) -- Maria Ercsey-Ravasz, a postdoctoral associate and Zoltan Toroczkai, professor of physics at the University of Notre Dame, have proposed an alternative approach to solving difficult constraint satisfaction ...
General Physics
Oct 10, 2011
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Scientists have demonstrated a clear link between the 11-year sun cycle and winter weather over the northern hemisphere for the first time.
Earth Sciences
Oct 10, 2011
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(PhysOrg.com) -- Scientists working in robotics know that nature holds the best ideas for making robots that can perform with speed, agility, and efficiency. At University of California, Berkeley, the Biomimetic Millisystems ...
