Studies in particle physics have helped us to understand our universe a little bit better.
Particle physics has also contributed to medicine (PET scan, for instance).
Get on the APOD PING list! 
Studies in particle physics have helped us to understand our universe a little bit better.
Particle physics has also contributed to medicine (PET scan, for instance).
Get on the APOD PING list!
Studies Suggest Unknown Form of Matter Exists
FR threads from February, 2001, when the result was first announced:
Unexpected New Observation May Advance Physics
Physicists Announce Possible Violation of Standard Model of Particle Physics
I posted a number of explanations to the latter two threads. Of course I'm willing to field any new questions that people have.