Untold StoriesThe Wizard's Laboratory Special | 26m 51s In 1927, Thomas Edison, the "wizard" of electricity, began searching for a domestic source of rubber to protect Americans from foreign control of this vital commodity. The eighty-year-old inventor experimented with thousands of plants on his Fort Myers estate, eventually selecting goldenrod as the most promising source of rubber. Aired: 03/28/08 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-mailEmbedEmbed Code for this videoEmbed CodeUntold StoriesThe Wizard's LaboratoryWidth in pixels px Height in pixels px Copied to your clipboardLabelCopy to ClipboardClick to copy embed code for videoCloseCloseReport 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