Mapping the future of climate change in Africa
Our planet's changing climate is devastating communities in Africa through droughts, floods and myriad other disasters.
Environment
Aug 2, 2012
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News tagged with strength
Improving lithium battery performance
(Phys.org)—Lithium batteries are used in many devices such as cell phones, computers and cameras, among others.
Polymers
Nov 8, 2012
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Study finds 'cool' gas may form and strengthen sunspots
Hydrogen molecules may act as a kind of energy sink that strengthens the magnetic grip that causes sunspots, according to scientists from Hawaii and New Mexico using a new infrared instrument on an old telescope.
Astronomy
Jan 31, 2012
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Scientists calculate how carbon nanotubes and their fibers experience fatigue
Up here in the macro world, we all feel fatigue now and then. It's the same for bundles of carbon nanotubes, no matter how perfect their individual components are.
Nanomaterials
Dec 22, 2021
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Sleeping for science: What can we learn?
(Phys.org)—Why are 12 volunteers about to spend 21 days in bed, lying with their heads tilted below the horizontal? Their experience will help to understand and address changes in astronauts' bodies in space as well as ...
Space Exploration
Nov 13, 2012
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All may look smooth, but there are 'bumps' along the way: Scientists describe how friction works
Friction in human relations is all too obvious and prevalent, but friction in physics has had a "secret life" of its own that has now been revealed by scientists at the Hebrew University of Jerusalem.
Condensed Matter
Mar 8, 2010
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Escher's angels and demons woodcut predicts how matter deforms
Dutch artist M.C. Escher's most famous drawing, "Circle Limit IV (Heaven and Hell)", shows angels and demons in a tessellation that fills a circle without empty spaces. This masterful woodcut inspired an international partnership ...
Quantum Physics
Nov 21, 2019
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Team lays groundwork for future ultra-precise timing links to geosynchronous satellites
Last year, scientists drove up Mauna Loa volcano on Hawai'i, aimed a laser at a reflector positioned on Haleakala peak on Maui, and beamed rapid pulses of laser light through 150 kilometers of turbulent air. While the pulses ...
General Physics
Jun 21, 2023
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Explainer: What is a neutron star?
Neutron stars are arguably the most exotic objects in the universe. Like one of those annoying friends who seemingly must overachieve in every aspect of life, neutron stars exceed in almost every category: surface gravity; ...
Astronomy
Sep 1, 2015
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John Richardson and John Belcher on Voyager 1's crossing and interstellar exploration
On Sept. 12, scientists announced that NASA's Voyager 1 spacecraft had gone where no man or machine has gone before: beyond the solar system, and into interstellar space. According to data from the probe, Voyager 1 likely ...
Space Exploration
Sep 17, 2013
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