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A large air vortex cannon, with a 9 feet (2.7 m) wide barrel and a displacement volume of 2,873 US gallons (10.88 m 3) was built in March 2008 at the University of Minnesota, and could blow out candles at 180 feet (55 m). [6] [7] In 2012, a large air vortex cannon was built for Czech Television program Zázraky přírody (lit. ' Wonders of ...
Vortex cannon may refer to: Vortex cannon, a mythical anti-aircraft weapon; Air vortex cannon, a toy producing doughnut-shaped air vortices; See also.
Mark Rober is an American YouTuber, engineer, inventor, and educator. He is known for his YouTube videos on popular science and do-it-yourself gadgets . Before he became a YouTuber, Rober was an engineer with NASA for nine years, where he spent seven years working on the Curiosity rover at NASA's Jet Propulsion Laboratory .
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The successful prediction of a stock's future price could yield significant profit. The efficient market hypothesis suggests that stock prices reflect all currently available information and any price changes that are not based on newly revealed information thus are inherently unpredictable. Others disagree and those with this viewpoint possess ...
The mysterious drones have been jetting over the East Coast, zeroing in primarily on New Jersey, for weeks now — with at least 3,000 sightings reported in the Garden State so far in December ...
Vortex gun may refer to: Vortex ring gun , an experimental non-lethal weapon that uses high-energy vortex rings of gas Air vortex cannon , a toy that releases doughnut-shaped air vortices
It is designed to hit drones every 2–3 seconds with 62 individual blue-violet lasers forming a combined output of 300 Kw, its engagement range is 1 to 25 km, up to a altitude of 10 km. However to reduce thermal signature it is powered entirely by batteries with no onboard power generation giving a maximum engagement duration of 2 hours. [ 87 ]