Only a few decades ago, scientists discovered the existence of "sprites" 30 to 55 miles above the surface of the Earth. They're offshoots of electric discharges caused by lightning storms, and a valuable window into the composition ...
Space Exploration
Nov 21, 2011
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Genetically modified animals are designed to contain the spread of pathogens. One prerequisite for the release of such organisms into the environment is that the new gene variant does not spread uncontrollably, suppressing ...
Biotechnology
Nov 21, 2011
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By adding carbon nanotubes to a glass-like metal compound, researchers have devised a new breed of field emission electrodes. This technology, which produces a stream of electrons, may have promising applications in the consumer ...
Nanophysics
Nov 21, 2011
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It was a simple act, really, one that Ledjan Qato performed dozens of times in the corner of a spacious engineering lab at Villanova University.
Engineering
Nov 21, 2011
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Researchers say they have found new evidence of prolonged drought in parts of the West, suggesting megadroughts are not the rarity Westerners would like them to be.
Earth Sciences
Nov 21, 2011
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(AP) -- A 33-year-old British adventurer preparing for a historic solo crossing of Antarctica was waiting at a base camp for the weather to improve on Sunday in order to begin her long journey on skis.
Earth Sciences
Nov 21, 2011
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For millennia, writing has been the preferred way to convey information and knowledge from one generation to another. We first developed the ability to write on clay tablets with a point, and then settled on a reed pen, as ...
General Physics
Nov 21, 2011
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(PhysOrg.com) -- Animals like foxes and raccoons are highly adaptable. They move around and eat everything from insects to eggs. They and other "generalist feeders" like them may also be crucial to sustaining biological diversity, ...
Ecology
Nov 21, 2011
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Pakistan's mobile operators on Monday deferred implementing a ban on nearly 1,700 "obscene" words from text messages, saying they were seeking further clarification from the telecoms authority.
Telecom
Nov 21, 2011
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Carbon nanotubes, tiny cylinders composed of one-atom-thick carbon lattices, have gained fame as one of the strongest materials known to science. Now a group of researchers from the University of Michigan is taking advantage ...
Nanophysics
Nov 21, 2011
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