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Biophysics:Holograms Reveal Brain's Inner Workings

published by Science News
Aug 17, 2011

Digital Holographic Microscopy (DHM) can now be used to observe neuronal activity in real-time and in three dimensions -- with up to 50 times greater resolution than ever before.

http://www.sciencedaily.com/releases/2011/08/110816171734.htm