Prime Number Hide-and-Seek: How the RSA Cipher Works
Variations on a Theme
From the same website as my last entry, but this one is more cool since it’s CS related and I FINALLY get ciphers 
Short Words to Explain Relativity
So, have a seat. Put your feet up. This may take some time. Can I get
you some tea? Earl Grey? You got it.
And that’s about as large the words get in this nice explanation of Einstein’s Theory of Relativity. I like it…wish my secondary school physics textbooks were all written like this