Many proteins undergo extensive modification after being synthesized, particularly those that are secreted or embedded in the cell membrane. This is achieved within the Golgi apparatus (see image), a cellular organelle consisting ...
Cell & Microbiology
Apr 24, 2013
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Researchers at Aalto University have developed a purely geometric surface structure that is able to stop and control the spreading of liquids on different types of surfaces. The structure has an undercut edge that works for ...
Condensed Matter
Apr 24, 2013
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(Phys.org) —Artificial photosynthesis is a dream technology that mimics a natural leaf, converting water and carbon dioxide into fuels with sunlight. But before this technology can take flight, scientists will have to solve ...
Engineering
Apr 24, 2013
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A unmanned Progress spaceship racing to the International Space Station with 2.5 tonnes of cargo on board failed Wednesday to deploy a key antenna that helps it dock with the orbiting lab in the latest hitch in Russia's space ...
Space Exploration
Apr 24, 2013
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Microfluidic devices are allowing microelectronic engineers to shrink laboratories to the size of a computer chip. By ferrying reagents through a series of microscopic channels and reservoirs carved into a flat plate, researchers ...
Engineering
Apr 24, 2013
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Replacing traditional semiconductors with flexible and lightweight organic components has the potential to realize significant cost savings for manufacturers. Recently, a promising class of organic materials known as open-shell ...
Materials Science
Apr 24, 2013
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At LIGHTFAIR International 2013 today, Thermal Solution Resources, LLC (TSR) introduced the world's smallest wireless LED lamp – the intelliSSL MR16 – which can be controlled remotely from iOS, Android or Windows smartphones, ...
Electronics & Semiconductors
Apr 24, 2013
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More than 10 million Dutch citizens were unable to use their official online signature to pay bills and taxes because of a cyberattack, officials said Wednesday. The national DigiD system "is no longer accessible since Tuesday ...
Internet
Apr 24, 2013
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Some colleges and employers around the country are prying open applicants' private online accounts - a trend that two lawmakers want to stop in Wisconsin. Their draft bill would block employers, landlords and universities ...
Internet
Apr 24, 2013
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Yosemite National Park would grow by about 1,600 acres, its first expansion in 75 years, to shield its western boundary from potential development under legislation introduced in Congress on Tuesday.
Ecology
Apr 24, 2013
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