When1: 1927
When2: 1931
Who: Georges Lemaître [Lemaître, Georges]
What: astronomer
Where: Belgium/England/USA
Detail: He lived 1894 to 1966 and used general relativity to show that universe is expanding [1927], conjecturing that it began as a point (Primeval Atom) [1931].
Physical Sciences>Astronomy>History>Cosmology
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Date Modified: 2022.0224