(Phys.org)—Imagine for a moment you're sitting at your computer at home, staring at the little bar noting the progress of a movie you've decided to download, from a legitimate site of course. You remember seeing all those ...
In standard communication the pigeon always carries the message; the information is linked to a physical entity/particle. Counter to intuition, in a new counterfactual communication protocol published in NPJ Quantum Information, ...
Quantum Physics
Jul 23, 2019
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431
Magnetic reconnection, a universal process that triggers solar flares and northern lights and can disrupt cell phone service and fusion experiments, occurs much faster than theory says that it should. Now researchers at the ...
Plasma Physics
Mar 31, 2017
51
808
Clothes that could literally light up your life were unveiled Tuesday by Japanese researchers who said their solar-cell fabric would eventually let wearers harvest energy on the go.
Energy & Green Tech
Dec 11, 2012
3
0
Not all who wander are lost—but sometimes their cell phone reception is. That might change soon if a plan to project basic cell phone coverage to all parts of the globe comes to fruition. Lynk has already proven it can ...
Space Exploration
Oct 5, 2021
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87
Computer security specialists showed off a homemade drone aircraft Friday capable of launching airborne cyber attacks, hijacking mobile phone calls, or even delivering a dirty bomb.
Telecom
Aug 6, 2011
3
0
From cell phones to cars and flashlights, batteries play an important role in everyday life. Scientists and technology companies constantly are seeking ways to improve battery life and efficiency. Now, for the first time ...
Energy & Green Tech
Sep 16, 2014
4
0
Remote villages in Africa and Asia are receiving electricity using a little-known type of technology: zinc-air batteries.
Energy & Green Tech
Sep 26, 2018
1
54
Thanks to the `megapixel wars', we are used to cameras with 10s of megapixels. Sensors in our cell phone and SLRs are made of Silicon (Si), which is sensitive to the visible wavebands of light and hence, useful for consumer ...
Engineering
Jun 2, 2015
1
2908
Text messaging behind the wheel increases the risk of a crash or a near crash by 23 times, and is far more dangerous than talking on a cell phone while driving, according to a report released Tuesday.
Other
Jul 28, 2009
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