Is there anyone out there? This is an age-old question that researchers have now shed new light on with a study that calculates there could be more than 30 intelligent civilizations throughout our Galaxy. This is an enormous ...
Astronomy
Jun 15, 2020
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Researchers at the National Institute of Standards and Technology (NIST) and their collaborators have developed a way to retrofit the transmission electron microscope—a long-standing scientific workhorse for making crisp ...
Optics & Photonics
Feb 24, 2020
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77
Researchers at the University of Illinois at Urbana-Champaign have replicated one of the most well-known electromagnetic effects in physics, the Hall Effect, using radio waves (photons) instead of electric current (electrons). ...
General Physics
Sep 12, 2019
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3039
It's the first time a visitor from another star system has been seen nearby. But what is it? An asteroid, a comet … or an alien artifact?
Astronomy
Dec 5, 2018
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In the digital world, any action we do generates data – whether browsing the internet, answering emails or messaging our friends. Translated into radio waves, this information can travel almost effortlessly through space ...
Security
Jun 1, 2018
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9
The future is digital: interconnected machines exchange huge amounts of data in real time and the demand for high data rates in the financial sector and in data centers is increasing by the day. Meanwhile, rural areas still ...
Telecom
Oct 6, 2017
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9
(Phys.org)—A team of researchers with the Center of Planetary Science (CPS) has finally solved the mystery of the "Wow!" signal from 1977. It was a comet, they report, one that that was unknown at the time of the signal ...
Two-way communication requires, of course, both send and receive capabilities. But putting them in the same device requires a filter between the send and receive circuits to provide signal isolation.
Engineering
Mar 9, 2017
1
70
The Allen Telescope Array uses 42 radio dishes to search for radio transmissions from ET. How do we know the system is working? To answer that we point the dishes in the direction of a spacecraft we know is transmitting radio ...
Space Exploration
Sep 13, 2016
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21
The wireless data transmission via mobile communication is reliable and affordable. However, data volume per user is rising exponentially. Causes are not only the continuously growing number of smartphones, but also trends ...
Electronics & Semiconductors
Aug 1, 2016
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