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Gagarin became a legend when he became the first person to blast into space on April 12, 1961. With his infectious humor, movie star looks, and impressive charisma he quickly captured the imagination of an entire generation. He became an undisputed rock star for the Soviets in an era where ‘stardom’ was dominated by the Americans.

He lunched with the queen of England, explored the pyramids with the president of Egypt, and danced with the Cuban President Fidel Castro. …


A new study confirms this consensus and provides helpful details for buying or making a mask.

Masks made of two or three layers of cotton and other filtering materials can capture up to 90% of the particles. The effectiveness was similar for exhaling and inhaling, Marr and her colleagues found.

Such careful lab studies provide much needed critical mechanistic insights into why masks are critical for reducing the spread of SARS-CoV-2,” says Prather, who was not involved in the study. …

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