A painter uses their imagination. Credit: Kate Ter Haar / Flickr Creative Commons
1. . Artist and blogger Austin Kleon explains the ways creative types can really make a living today. Hint: They need the Internet.
2.. Engineers had to figure out a better way to track runners to stop others from cheating in the future.
3.. Drew Davidson of Carnegie Mellon explains the potential and limits of gaming.
And this week's music: