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AI and physics unite for meta-antennas design

Ka-band metasurface antennas, with their low-cost, low-profile design and superior beam-steering capabilities, show significant potential in the field of satellite communications. However, the constraints of limited satellite ...

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Nanophysics
Controlling sound waves with Klein tunneling improves acoustic signal filtration
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Plants & Animals
American lobster population and habitat preferences shifting, study finds
Analytical Chemistry
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Astronomy
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Are you ready for digital TV?

(PhysOrg.com) -- If everything goes as planned, on Feb. 17 the long-awaited switch from analog to digital broadcasting will take place and millions of analog television sets across the nation will go black. Temple University ...

Digital TV likes clear signal path

Question: If I buy a new digital TV, can I just plug it in and use it, as I do the old TV now? My son insists that it has to be hooked to an antenna, but the old televisions worked fine without one.

Collective solution to accessing the internet via satellite

(PhysOrg.com) -- In many rural areas, getting on the internet means putting up with sluggish dial-up connections or, at best, erratic mobile services. A new satellite-based solution developed by European researchers promises ...

The Network of Everything

(PhysOrg.com) -- Wireless experts believe that, by 2017, personal networks will have to cope with at least a thousand devices, like laptops, telephones, mp3 players, games, sensors and other technology. To link these devices ...