Stephen Hawking is one of the best-known scientists of all time. He was able to show that the universe started with an explosion. Find out more in Stephen Hawking, one of the titles in the My First Science Biography series.
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Stephen Hawking is one of the best-known scientists of all time. He was able to show that the universe started with an explosion. Find out more in Stephen Hawking, one of the titles in the My First Science Biography series.
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