Arctic Sea Ice Summertime Minimum Is Fourth Lowest on Record
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- Written by IVN
- Category: Latest News
Washington, DC - The analysis by NASA and the NASA-supported National Snow and Ice Data Center (NSIDC) at the University of Colorado at Boulder showed the annual minimum extent was 1.70 million square miles (4.41 million square kilometers) on September 11. This year’s minimum is 699,000 square miles (1.81 million square kilometers) lower than the 1981-2010 average.
USAID, NASA Officials and Astronauts Discuss Connecting Space to Village
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- Written by IVN
- Category: Latest News
Washington, DC - USAID will host a town hall from 10 to 11 a.m. EDT on Thursday, September 17 to discuss its partnership with NASA to use space data to help international development efforts around the world. The event will be held in Washington in the amphitheater of the Ronald Reagan Building and International Trade Center, 1300 Pennsylvania Ave NW.
Scientists see how the brain makes environmental decisions
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- Written by Miles Traer
- Category: Latest News
Stanford, California - Natural resources are under increasing threat from both human development and climate change, and environmental economists have struggled to understand how the public assigns value to remaining pristine wilderness areas. In a recent study, environmental scientists and psychologists teamed up to explore how people make environmental decisions. To do so, the researchers used fMRI brain scanning.
Bubble, bubble … boiling on the double
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- Written by David L. Chandler
- Category: Latest News
Cambridge, Massachusetts - The boiling of water is at the heart of many industrial processes, from the operation of electric power plants to chemical processing and desalination. But the details of what happens on a hot surface as water boils have been poorly understood, so unexpected hotspots can sometimes melt expensive equipment and disable plants.
Efficient memory-management scheme could help enable chips with thousands of cores
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- Written by Larry Hardesty
- Category: Latest News
Cambridge, Massachusetts - In a modern, multicore chip, every core - or processor - has its own small memory cache, where it stores frequently used data. But the chip also has a larger, shared cache, which all the cores can access.
Untangling the mechanics of knots
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- Written by Jennifer Chu
- Category: Latest News
Cambridge, Massachusetts - Got rope? Then try this experiment: Cross both ends, left over right, then bring the left end under and out, as if tying a pair of shoelaces. If you repeat this sequence, you get what’s called a “granny” knot. If, instead, you cross both ends again, this time right over left, you’ve created a sturdier “reef” knot.
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