Engineering
If you want to improve the output of solar energy systems, why not also run them at night? That's the question researchers in Qatar and Jordan addressed as they successfully devised a system that promises to more than double ...
Energy & Green Tech
Solar Wind Energy Tower (SWET) with a focus on "solar wind downdraft tower" structures for producing electricity last month announced it got the green light from San Luis, Arizona, to develop such a tower in the city, which ...
Security
Right now, there is a good chance your phone is tracking your location—even with GPS services turned off. That's because, to receive service, our phones reveal personal identifiers to cell towers owned by major network ...
Aug 12, 2021
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Energy & Green Tech
Researchers have designed a fuel production system that uses water, carbon dioxide (CO2), and sunlight to produce aviation fuel. They have implemented the system in the field, and the design, publishing July 20 in the journal ...
Jul 20, 2022
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Security
Modern cell phones are vulnerable to attacks from rogue cellular transmitters called IMSI-catchers—surveillance devices that can precisely locate mobile phones, eavesdrop on conversations or send spam.
Jun 2, 2017
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Engineering
The collapse of the World Trade Center has been subject to intense public scrutiny over the 20 years since the centre's twin towers were struck by aircraft hijacked by terrorists. Both collapsed within two hours of impact, ...
Sep 9, 2021
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Energy & Green Tech
An experimental green housing project in a Chinese megacity promised prospective residents life in a "vertical forest", with manicured gardens on every balcony.
Sep 15, 2020
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Consumer & Gadgets
I have been having some pixelization on my TV picture in the past week or so, and I finally got frustrated enough to get the ladder out of the garage and climb up on the roof to adjust my antenna.
May 6, 2020
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Business
Intel Corporation has terminated a $5.4 billion deal to buy Tower Semiconductor in Israel after failing to get needed regulatory approval, the US chip maker announced Wednesday.
Aug 16, 2023
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Internet
Modern communication systems need two main things: power, and what engineers call "backhaul", the connections that link cell towers and exchanges to the national network. When Cyclone Gabrielle struck, both were badly compromised.
Mar 3, 2023
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