Teen Skepchick’s Reality Checks 7.8

Normal menstrual cycles, universal human values, polar bears and William Shatner. Just try to resist, mere mortals! Mwahahahaha!

The “normal” menstrual cycle you learn about in school isn’t so normal after all. (via Scientific American)

There are only be two universal human values, and they can inform the liberal-conservative divide. (via The Boston Globe)

The maternal ancestor of polar bears is the extinct Irish brown bear. This will make for a terrifying St. Patrick’s Day. (via BBC)

I know I’m really late on this, but I can’t resist any opportunity to post William Shatner singing O Canada. Sort of. (via CBC)