Dr. Jill Seubert is a kind of interplanetary navigator who looks at the complex ways scientists measure space time. This talk was filmed at TEDxUCLA. All TEDx events are organized independently by volunteers in the spirit of TED's mission of ideas worth spreading. To learn more about TEDxSHORTS, the TEDx program, or give feedback on this episode, please visit http://go.ted.com/tedxshorts.

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