Dr U Mentary Monday, December 30 · 2:55 PM · ▾ Neil deGrasse Tyson Explains Why We Have a New Year's Ball Drop youtubeWhy do we drop a ball in Times Square on New Year’s Eve? Neil deGrasse Tyson and Chuck Nice explore this New Year’s tradition and its connection to astrophys...unlikecommentstweet100 like this|12 saw this post
