observe "electron" motion on video

• Researchers catch motion of a single electron on video, June 6, 2007
  http://www.physorg.com/news100354343.html
  http://www.youtube.com/watch?v=pFezmUzzs_E&NR=1
  To observe the motion of an electron – an elementary particle with a mass that is one billionth of a billionth of a billionth of a gram – has been considered to be impossible. So when two Brown University physicists showed movies of electrons moving through liquid helium at the 2006 International Symposium on Quantum Fluids and Solids in Kyoto, they raised some eyebrows.

• Electron filmed for first time ever, Feb 22m 2008
  http://www.physorg.com/news122897584.html
  http://www.atto.fysik.lth.se/

• http://www.hitachi.com/rd/research/em/doubleslit-f2.html