Donald Trump has waved the words "stop and frisk" around like a banner call to cure violent crime in American cities.
Social Sciences
Nov 13, 2018
1
3
Laser strikes, the aiming of high-power laser pointers at aircraft, are a growing safety concern for pilots and aircraft passengers. They pose numerous dangers to pilots, including distraction during crucial moments in flight, ...
Engineering
Sep 29, 2017
1
53
Summer is the busiest travel season, and that means long stretches of highway, wandering attention and maybe a few miles through counties or states spent over the speed limit.
Business
Aug 3, 2017
0
3
Cryptography is the science of keeping secrets, with encryption algorithms and methods such as public key encryption the gold standard. Despite widespread usage and heavy scrutiny, these ciphers remain unbroken. But while ...
Internet
Dec 18, 2015
0
16
While there is only one world power on the internet, that situation will not last forever. The internet's underpinning technologies were mostly created in the US, the initial networks were based there – and today the US ...
Internet
Nov 14, 2014
1
0
When petroleum companies abandon an oil well, more than half the reservoir's oil is usually left behind as too difficult to recover. Now, however, much of the residual oil can be recovered with the help of nanoparticles and ...
Engineering
Jun 17, 2013
0
0
For months, China has tried to turn the tables on the U.S. to counter accusations that it hacks America's computers and networks. Now, former intelligence contractor Edward Snowden may have handed Beijing a weapon in its ...
Internet
Jun 13, 2013
0
0
Electronic computing speeds are brushing up against limits imposed by the laws of physics. Photonic computing, where photons replace comparatively slow electrons in representing information, could surpass those limitations, ...
Optics & Photonics
Mar 27, 2013
1
0
A new study by economists at the University of Colorado Denver and Montana State University reveals that so-called "per se" drugged driving laws have no discernible impact on traffic fatalities.
Social Sciences
Jan 15, 2013
9
0
(Phys.org)—A professor in Warsaw knows a way in which to communicate privately on Skype by using silence. Wojciech Mazurczyk at the Institute of Telecommunications, Warsaw University of Technology, discovered the packets ...
