FRENCH JET SKI CHAMPION HAS TESTED HIS NEW FLYBOARD AIR IN ACTION

In the internet appeared the video of testing new flyboardair. The video was posted on April 9th on the YouTube channel by FlyBoardbyZapataRacing. For three days, the video gained almost 650,000 views. On the video, the French inventor Franky Zapata climbed to a height of about 30 meters and flew almost for four minutes over the lake, increased speed up to 55 kilometers per hour. Fly board manages in standing position. The fuel tank is fixed on the back of the driver. The flying board can develop the speed to 150 kilometers per hour by maximum and the fuel reserve is enough for ten minutes of continuous flight.
Details
https://radiotochka.kz/23134-francuzskiy-izobretatel-provel-ispytanie-le...
A group of scientists from Russia and the United States invented a light compass: a ray passing through a cloud of rubidium atoms directly and accurately determines the size and orientation of the magnetic field.
Highly sensitive compasses are required for oil detection, earthquake epicenters, and navigation in the event of a satellite GPS system failure.
Source: it-russia.ru/greatinven