From NOVA Science Now:
Ever wonder what would happen if you dug a whole from one side of the Earth, through the center, out the other side, and then jumped in? Watch NOVA scienceNOW host Neil deGrasse Tyson take the plunge.
Watch all new episodes of NOVA scienceNOW every Wednesday night this summer at 9pm on PBS, starting Wednesday June 25. Learn more at: pbs.org/novasciencenow