The two most famous ratios, one from math (pi) and the other from physics (c), both have a connection to March 14. What makes pi and c special in the number world?

You may know what a palindrome is, and even associate it with Napoleon, but what’s a palindromic date? When’s the next date fitting the palindromic format?

MIT’s Seth Lloyd says a test for free will versus determinism must predict decisions accurately every time. How does the Turing Machine factor into this?