Three for Wednesday

1)  This morning, Futility Closet introduced many of us to "Rayo's Number," "the largest finite number ever written on an ordinary-sized chalkboard":
http://www.futilitycloset.com/2016/04/20/the-outer-limits/

2)  Ben Orlin delights again with his comically insightful characters trying to define math, because it's "crazy hard to define"':
https://mathwithbaddrawings.com/2016/04/20/math-is-crazy-hard-to-define/

3)  and h/t to Julie Rehmeyer for pointing out this more general piece on some of the ills of current science, "Big Science Is Broken." One line toward the end reads as follows: "Science, at heart an enterprise for mavericks, has become an enterprise for careerists":

http://theweek.com/articles/618141/big-science-broken