Physical Science



Biography of Gus Grissom

Virgil Ivan “Gus” Grissom (1926-1967) was one of the first astronauts in the American space program. During his brief career, he entered space twice, and was the second American in space, after Alan Shepard. Grissom was selected as the commander…
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Are we alone

Are we alone? To be sure, there must be some sort of alien life in the universe, given the sheer size of the universe, and the number of planets we have discovered. One day, we will find a planet that…
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