Radio 4 in Four - How Carl Sagan inspired a young Neil deGrasse Tyson - ÃÛÑ¿´«Ã½ Sounds

Radio 4 in Four - How Carl Sagan inspired a young Neil deGrasse Tyson - ÃÛÑ¿´«Ã½ Sounds


How Carl Sagan inspired a young Neil deGrasse Tyson

In 1975 Tyson was invited to spend a day with the astronomer at Cornell University.

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