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 all new episodes of NOVA scienceNOW every Wednesday night this summer at 9pm on PBS, starting Wednesday June 25. Watch past episodes of the program, try out interactives, and more on our Web site: http://www.pbs.org/nova/sciencenow NOVA is produced by WGBH in Boston. Funding for NOVA scienceNOW is provided by Pfizer, the National Science Foundation, the Howard Hughes Medical Institute, the Alfred P. Sloan Foundation, the Corporation for Public Broadcasting, and public television viewers. This material is based upon work supported by the National Science Foundation under Grant No. 0407101. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.
