Tennessee ExplorersTennessee Explorers 2 Episode 2 | 29m 36s Human cyborgs, cosmic radiation, the big bang... sound like the next Hollywood blockbuster? They're actually part of amazing discoveries happening right here in Tennessee! In the second installment of Tennessee Explorers. Aired: 07/30/13 Rating: NR Closed CaptioningVideo has closed captioning.checkmarkAdd to WatchlistProblems Playing Video?Report a ProblemClosed CaptioningShare:Share this video on FacebookFacebookShare this video on TwitterTwitterShare this video on Google PlusGoogleShare this video via EmailE-mailReport a ProblemBefore you submit an error, please consult our Troubleshooting Guide.Type of ErrorVideo doesn't loadVideo loads, but doesn't playVideo jumps back/forwardOnly audio is streamingSponsorship playback errorOtherPlease add more detailsCancelSubmit ReportYour report has been successfully submitted. Thank you for helping us improve PBS Video.CloseCloseClose