The little lord is recovering nicely from his first cold. I feel he has traversed this journey valiantly....this chart from rambling muse does a good job of showing where he's been:
If you're looking for a good podcast with interesting math facts, try Math Mutation by Erik Seligman....all sorts of fun little number facts.
This week, TED put out a letter to all TEDx organizers asking them to vet their talks a bit better. The letters good, but even better is the subreddit that documented the talks that prompted the letter to begin with.