While 700 million travelers undergo TSA's intrusive scans and pat-downs each year, 11 million cargo containers enter American ports with little screening at all. And the volume of those containers, roughly equivalent to 590 ...
Engineering
Apr 29, 2011
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Beijing's decision to come clean on its dirty air has embarrassed Hong Kong, where smog kills hundreds of people a year, hurts business and drives away talent, a think-tank has said.
Environment
Jan 15, 2012
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(Phys.org) -- An outbound comet that provided a nice show for skywatchers late last year is the target of an ongoing investigation by NASA's Swift satellite. Formally designated C/2009 P1 (Garradd), the unusually dust-rich ...
Space Exploration
Apr 13, 2012
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It's been 23 years since Congress passed the Comprehensive Everglades Restoration Plan, an ambitious program to undo, at least in part, the damage done by humans to one of the most unique ecosystems on the planet.
Environment
Feb 27, 2023
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13
Scientific experts warned Congress more than a decade ago that just four teaspoons of radioactive cesium-137—if spread by a terrorist's "dirty bomb"—could contaminate up to 10 square miles of Manhattan.
Environment
Jan 2, 2020
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(Phys.org) —Astronomers from the University of Maryland at College Park (UMCP) and Lowell Observatory have used NASA's Swift satellite to check out comet C/2012 S1 (ISON), which may become one of the most dazzling in decades ...
Space Exploration
Mar 29, 2013
3
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A montage of comet images made using NASA's Swift spacecraft illustrates just how different three comets can be. The images, including a never-released image of Comet 8P/Tuttle, were shown during a webcast called "Around ...
Astronomy
Apr 24, 2009
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Sex sells—but not always what we think.
Social Sciences
May 29, 2019
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4
Researchers at the University of Pittsburgh and Drexel University in Philadelphia, along with Brookhaven National Laboratory, are working to solve a multipart mystery to make water disinfection treatments more sustainable.
Analytical Chemistry
May 6, 2024
0
66
A dirty bomb attack centered on downtown Los Angeles' financial district could severely impact the region's economy to the tune of nearly $16 billion, fueled primarily by psychological effects that could persist for a decade.
Economics & Business
Apr 23, 2012
1
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