This is really fascinating:
22 June 2012
..It's a childhood toy that we have probably all seen - but watch it in slow-motion, and the Slinky appears to defy the laws of physics.
Veritasium.org, a site which wants to share the wonders of science through close-up and slow-motion, gives us a startling new look at how a Slinky, the treasured toy which first sprang to life in 1945, seems to ignore gravity.
As the Veritasium team drops the Slinky, it starts collapsing from the top-down. But the bottom of the Slinky unnervingly stays put - hanging in space as though it is still being held.
Read entire article here with accompanying pictures...