Scientists Uncover Invisible Motion in Video Really fascinating. MIT has put up the source code so you can run it through various videos.
Eulerian Video Magnification for Revealing Subtle Changes in the World
You can upload your video here.
Gee, I wonder what all the posts removed by the moderator were?
this could be a topic, but meanwhile, a marginally related sidebar:
Earliest Evidence of Gigantism-Like Disease Found in 3,800-Year-Old California Skeleton
http://westerndigs.org/earliest-evidence-of-gigantism-like-disease-found-in-3800-year-old-california-skeleton/