Written by John Lounsbury
Theoretical physics deals with descriptions of phenomena which are described in spatial dimensions greater than the three that humans perceive. How can things exist that we cannot see? Not necessarily because they are microscopic or so large that the boundaries are too distant, although both of those are possible scenarios. But those two possibilities do not exclude others.
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Astrophysicist Neil deGrasse Tyson points out eye witness testimony, one of the highest forms of evidence in court, is scientifically one of the lowest forms of proof. After you watch this video you should forever question what you know and don’t know. If most people understood this, many of the problems the world faces would be transformed and diminished.
Dr. Tyson is the Frederick P. Rose Director of the Hayden Planetarium at the Rose Center for Earth and Space in New York City.
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