TED Talks

Terry Moore: Why is 'x' the unknown?

TV-PG
2012 • E50    Jun 6, 2012    15m
Why is 'x' the symbol for an unknown? In this short and funny talk, Terry Moore gives the surprising answer.

Where to Watch TED Talks - 2012 • E50

 

  •   
  •   
  •   
  •   
  •   
  •   
  •   

Take Plex everywhere

Watch free anytime, anywhere, on almost any device.
See the full list of supported devices