Monday, July 14, 2014

Cycloids (er, Slinkies) Gone Wild

After yesterday's seriousness feel like lightening the mood a bit with this golden oldie I've posted before (there's even some potential math involved, but we'll ignore it):

[BTW, I tried to get back to each emailer earlier today, but some glitchy things were happening with email, so if you emailed me before ~1pm EDT but didn't receive a response yet try again.]

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