A Couple From Today

Couple of posts that appeared too late to make it into my MathTango weekly wrap-up:

a)  If The Cantor Set doesn't already blow your mind enough, don't despair, 'cuz Evelyn Lamb is here to blow your mind with the "fat Cantor Set":
http://blogs.scientificamerican.com/roots-of-unity/2015/04/30/a-few-of-my-favorite-spaces-fat-cantor-sets/

b)  and in some more deep stuff, Michael Harris has an ongoing discussion of homotopy theory:
https://mathematicswithoutapologies.wordpress.com/2015/05/01/pantheism-and-homotopy-theory-part-3/