Top news from United States of America
US President Joe Biden has doctors diagnosed with a tubular adenoma
Scar adenoma is a benign but potentially precancerous growth. The polyp was removed.
As White House physician Kevin O'Connor explained, tubular adenoma is a benign growth that grows slowly but is considered "potentially precancerous damage that does not require further intervention."
The Zeva Aero startup has presented the first prototype of a "flying saucer" for humans
It is made of carbon fiber with a diameter of almost 2.5 meters and weighs 317 kilograms. Two motors are located at the front and two at the rear. Each of them has its own battery.
The Changzheng-4C launch vehicle was launched with the Gaofen-3 (02) remote sensing satellite / Gaofen 3-02
November 23, 2021 at 07:45 BJT from Launcher No. 94 of the Jiuquan Space Launch Center.