New Record for Largest Prime...

It's a Mersenne prime, naturally: (2^57,885,161)-1.

Prime Patterns...

Here's an interesting algorithmically-generated graphical pattern that highlights prime numbers.  I'd love to see this expanded to larger numbers, to see what the pattern looks like...

2011 is a Prime Year...

The number 2011 is a prime number, and it's the sum of 11 consecutive primes:

157 + 163 + 167 + 173 + 179 + 181 + 191 + 193 + 197 + 199 + 211

Is that enough geekiness for you on a fine Thursday morning?

Primes, Visualized...

Here's a nice post about the Ulam spiral and related visual patterns made from primes – along with the code to generate them!