Answers revealed in the comments.
Game 1
What is the last name of the father and son Danish scientists who won the Nobel Prize in Physics 53 years apart?
Game 2
Two current Winter Olympic sports actually made their Olympic debuts at the Summer Games in 1908 and 1920, respectively. Name either of those sports.
hebspeaks 
game one answer:
Bohr
Game 2 answers:
Figure Skating
(Ice) Hockey