Who is the mysterious person i...
[2032] Who is the mysterious person i... - Who is the mysterious person in the picture? - #brainteasers #riddles - Correct Answers: 25 - The first user who solved this task is Erkain Mahajanian
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Who is the mysterious person i...

Who is the mysterious person in the picture?
Correct answers: 25
The first user who solved this task is Erkain Mahajanian.
#brainteasers #riddles
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April Fool's Day - Here are 5 pranks you can play on people

1. Borrow someone’s cell phone and change the language setting to a foreign language.
2. Change the language for Google on someone’s computer.
3. Change the coffee in the office coffee maker to decaf.
4. Swap the signs on the men’s and ladies’ rest rooms.
5. Hide scented air fresheners all over someone’s office.
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Konstantin Eduardovich Tsiolkovsky

Born 17 Sep 1857; died 19 Sep 1935 at age 78. Russian pioneer space theorist who, while a provincial Russian schoolteacher, worked out many of the principles of space travel. In 1883, he noted that a vehicle in space would travel in the opposite direction to gas that it emitted, and was the first to seriously propose this method propulsion in space travel. He wrote various papers, including the 1903 article “Exploration of Space with Reactive Devices.” The engineering equations he derived included parameters such as specific impulse, thrust coefficient and area ratio. He established that the most efficient chemical combination would be that of liquid hydrogen and liquid oxygen. He was later recognized by the Soviet Union as the “father of cosmonautics.” He also built the first wind tunnel.«
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