... . After his service, Asimov returned to Columbia University, studying biochemical reactions and earning his Ph.D. in 1948. He then began postdoctoral studies on nucleic acids, and was invited to teach biochemistry at the Boston University Medical School in 1949. He became a tenured professor there in 1955. Asimov had not stopped writing during his time as professor, writing science fiction in his ... spare time. He had published his first full novel in 1950, a book called Pebble in the Sky. His other books in the 1950's brought forward many massively innovative and influential ideas and ...

• Word Count: 1524
• Approx Pages: 6
• Has Bibliography
• Grade Level: Undergraduate