Amazing New Wi-fi Technology

These days we’re surrounded by Wi-Fi pretty much everywhere we go, but are we leaving a lot of the potential of this technology untapped?Yes, according to a team of engineers at the University of Washington, who have developed a new system called Power Over Wi-Fi (PoWiFi), which can power devices within a wireless network using the inherent energy of Wi-Fi signals.For further reading click on this link sciencealert

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Microscopic Brownian Carnot Engine

In a recent study published in Nature Physics, ICFO researchers Ignacio Martínez, Édgar Roldán, the late Dmitri Petrov and Raúl Rica, in collaboration with the Universidad Complutense de Madrid, have reported on the development of a microscopic motor operating between two thermal baths, that is, a micro Carnot engine.

Article source :sciencedaily

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Hypersonic Jet

A proposed hypersonic plane, dubbed Skreemr, could fly passengers from New York to London in just 30 minutes, traveling at 10 times the speed of sound, or just under 8,000 mph (12,348 km/h). The aircraft concept is designed by Canadian engineer and inventor Charles Bombardier.
 article source : livescience

       Image source : livescience