Happy Pi Day Today is 3/14. Geeks go wild. Share this: Click to share on Facebook (Opens in new window) Facebook Click to share on X (Opens in new window) X Click to email a link to a friend (Opens in new window) Email Click to print (Opens in new window) Print More Click to share on Tumblr (Opens in new window) Tumblr Click to share on Reddit (Opens in new window) Reddit Click to share on Pocket (Opens in new window) Pocket Related