One of the challenges of putting a colony on the moon is the need for stuff: building materials, food, and tools. Fortunately, researchers at Washington State University are working on a project that would help lunar colonists make some of those tools right at home: developing 3D printers that can print tools out of…

You can buy the flight plan that went to the moon, a lunar meteorite, or Buzz Aldrin's 8th grade report card at an upcoming Nasa auction. If you've got cash to spare, head on over to the preview. [Via BadAstronomy.]

It's kind of embarrassing for a major museum to have to admit that its moon rock is a fake, but Amsterdam's Rijksmuseum shouldn't be too embarrassed; the fault may really lie with bad hearing on behalf of world leaders.