Often considered among the most important scientists in history, Linus Carl Pauling, famous chemist and two-time Nobel prize winner, was born on February 28, 1901. He is the only person (so far) to win two unshared Nobel prizes, for chemistry in 1954, and the peace prize, for his opposition to nuclear weapons, in 1962.
Read more about Pauling’s life and the many books and papers he published, including his peace activism efforts, in these sources available in QuickSearch.