videogames Pong's creator auctioning off incredibly rare Atari protoypes and other videogame rarities David Pescovitz
mysteries Star jelly: a mysterious substance that has confounded the best minds for centuries Mark Frauenfelder
basic science Tourists in Arizona say they found a "magnetic portal" — but are actually flirting with death (video) Carla Sinclair
biographies What happened to Veronica Lake? The screen goddess ended up working in a dive bar Mark Frauenfelder