What is associated with: a brief history of this physicist includes the fact that he married his nurse after leaving his wife in 1990?

Based on the clue 'a bridge in pittsburgh is named for this puerto ri...', what is the answer? Based on the clue 'a bridge over this river will connect vidin bulgar...', what is the answer? Based on the clue 'a bridge playing term or a particular field in whi...', what is the answer? Based on the clue 'a brief 2 piece poolside', what is the answer? What is associated with: a brief thaw in the icy chill of soviet repression is named for this russian leader who took p… Based on the clue 'a bright person knows never do this to my door aga...', what is the answer? Based on the clue 'a bright shining lie flight of the intruder', what is the answer? Based on the clue 'a bright tasty yellow variety of apple its as yumm...', what is the answer?