Precedent images

These are 2 images I found that I really like and think could make cool interactions.

images sourced from http://i1-win.softpedia-static.com/screenshots/Pulsing-orb_1.png

http://www.google.co.nz/imgres?q=rain+drops&um=1&hl=en&sa=N&biw=1280&bih=680&tbm=isch&tbnid=cQhQLkAphZXlmM:&imgrefurl=http://etacar.put.poznan.pl/piotr.pieranski/Physics%2520Around%2520Us/Physics%2520around%2520us.html&docid=LQX1eIX9T6ATIM&w=1024&h=773&ei=4kCSTt7iMMqeiAfGjuntDQ&zoom=1&iact=hc&vpx=807&vpy=200&dur=329&hovh=153&hovw=208&tx=103&ty=62&page=1&tbnh=139&tbnw=192&start=0&ndsp=15&ved=1t:429,r:3,s:0