This video shows seismic waves from the Haiti earthquake traveling across a series of seismic stations that are deployed in the US.
More information and resources on this earthquake can be found at:
http://www.iris.edu/hq/programs/education_and_outreach/moments
More information on the USArray can be found at:
http://www.usarray.org
Interesting ....
Excallibro 2 years ago