SETI on the SKA
Can the Square Kilometer Array - a network of thousands of radio antennas to be based in South Africa and Australia -- be used to hunt for extraterrestrial signals?
Can the Square Kilometer Array - a network of thousands of radio antennas to be based in South Africa and Australia -- be used to hunt for extraterrestrial signals?
Astronomy
Jun 26, 2012
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Antennas catch radio waves, a form of electromagnetic radiation, from the air and convert the energy into electrical signals that feed modern telecommunications. They can also convert electrical signals into radio waves. ...
Optics & Photonics
Mar 13, 2019
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(PhysOrg.com) -- Whether slalom or alpine skiing, competitive skiing is all about thousandths of a second. Hence, professional athletes must constantly refine their technique. Small radio transmitters will make it possible ...
Engineering
Mar 3, 2009
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How can you make a high-frequency MRI machine more precise? By taking an electrical engineering approach to creating a better, uniform magnetic field.
General Physics
Oct 31, 2018
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Documentaries about the climate crisis are often illustrated with spectacular satellite images of forest fires, hurricanes and flooded landscapes. People around the world weather these conditions with little control over ...
Environment
Feb 23, 2022
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Just as radio antennas amplify the signals of our mobile phones and televisions, the same principle can apply to light. For the first time, researchers from CNRS and Aix Marseille Université have succeeded in producing ...
Nanophysics
Jul 30, 2012
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An unmanned Russian spaceship carrying 2.5 tonnes of cargo may be unable to properly dock with the International Space Station after its navigation antenna failed to properly deploy, Interfax said on Thursday.
Space Exploration
Apr 25, 2013
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Engineers at NASA's Goddard Space Flight Center in Greenbelt, Maryland, have finished testing the high-gain antenna for the Nancy Grace Roman Space Telescope. When it launches by May 2027, this NASA observatory will help ...
Space Exploration
Feb 7, 2023
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Six of NASA's SunRISE small satellites will work together, creating the largest radio telescope ever launched to detect and track hazardous explosive space weather events.
Astronomy
Aug 9, 2022
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New research by academics in the University of Bristol's Centre for Communications Research has highlighted the problems of reduced sensitivity in wireless communications, along with developing new solutions to overcome the ...
Engineering
Feb 28, 2011
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