California wildfire pollution paralyzes San Francisco region
The sidewalk cafes of this Silicon Valley city, usually packed at lunchtime with workers from Google and other high-tech companies, were mostly abandoned Monday afternoon.
The sidewalk cafes of this Silicon Valley city, usually packed at lunchtime with workers from Google and other high-tech companies, were mostly abandoned Monday afternoon.
Environment
Nov 20, 2018
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On August 14, 2017, a groundbreaking University of Maryland-designed cosmic ray detector will travel to the International Space Station (ISS) aboard the SpaceX-12 Commercial Resupply Service mission. The instrument, named ...
General Physics
Aug 11, 2017
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NASA scientists studying high-altitude radiation recently published new results on the effects of cosmic radiation in our atmosphere. Their research will help improve real-time radiation monitoring for aviation industry crew ...
Space Exploration
Jan 27, 2017
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471
Usually, the motto of the LHC is 'maximum luminosity' (in other words, as many collisions as possible).
General Physics
Sep 22, 2016
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16
Scientists can only offer a partial explanation of how radioactivity damages biological cells. The current research focuses on the effect of so-called secondary particles. When radiation penetrates the body, it knocks out ...
General Physics
Mar 31, 2016
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76
In an unexpected twist, an atmospheric particle's stickiness protects it from sunlight when the air is cool and dry. The particle's sticky nature, or viscosity, slows down the motion of molecules inside. The result is that ...
Earth Sciences
Mar 22, 2016
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19
Researchers using the IceCube Neutrino Observatory have sorted through the billions of subatomic particles that zip through its frozen cubic-kilometer-sized detector each year to gather powerful new evidence in support of ...
General Physics
Aug 20, 2015
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For the past 20 years, a large portion of the particles measured in the atmosphere were missing from models. At best, models were able to explain one-tenth of the carbon-rich secondary organic aerosols, or SOA, measured in ...
Earth Sciences
May 12, 2015
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31
(Phys.org)—A very large team of European astronomers has found that they were able to measure the degree of electrical activity in thunderstorms using information derived by collisions of space particles with Earth's atmosphere. ...
Some of the same chemical reactions that occur in the atmosphere as a result of smog and ozone are actually taking place in your house while you are cleaning. A researcher in Drexel's College of Engineering is taking a closer ...
Environment
Oct 29, 2014
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