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Going inside an ant raft (w/ Video)

Three years ago, Georgia Institute of Technology researchers took a close look at how fire ants work together to build waterproof rafts to stay alive. By looking at the edges and tops of rafts, the team discov ...

dateJun 11, 2014 in Plants & Animals
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Flexible, stretchable fire-ant rafts

What do Jell-O, toothpaste, and floating fire-ant rafts have in common? All are so-called "viscoelastic" materials, meaning that they can both resist flow under stress, like honey, and they can bounce back ...

dateNov 26, 2013 in General Physics
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Solar energy for sensor nodes

Tiny solar cells applied directly to a silicon chip are a potential way of efficiently and reliably powering wireless sensor networks in the future. Above all, this would simplify large-scale applications, ...

dateSep 02, 2013 in Engineering
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NASA image: Rim Fire update—Sept. 6, 2013

The Rim Fire, now three weeks old, is still burning through Yosemite Forest. The blaze, thought to have been started by a hunter's illegal fire, has consumed over 246,000 acres of land. At present, this fire ...

dateSep 06, 2013 in Earth Sciences
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Indoor wood-burning can affect air quality

(HealthDay)—Although many people enjoy gathering around a fire during cold winter months, fires that aren't built properly can affect air quality and people's health, according to the U.S. Environmental ...

dateJan 02, 2015 in Environment
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NASA image: Rim Fire update—Aug. 30, 2013

Update for August 30, 2013 - The fire is over 201,00 acres as of 6 am this morning, Aug. 30, 2013 with containment at 32%. More than 40,000 acres of that fire have burned within Yosemite National Park. At ...

dateAug 30, 2013 in Earth Sciences
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