NASA's a bit concerned that the rush to the moon created by Google's Lunar X Prize could damage historic sites there.
The X PRIZE Foundation, together with Qualcomm Foundation, has announced a new $10 million prize: for anyone that can come up with a Star Trek-style medical 'tricorder'.
Competing teams of amateur spaceship-builders are meeting on the Isle of Man this week to discuss their entries for the Google Lunar X Prize competition.
The Edison2 team clearly put more effort into designing its fuel-efficient car than it did coming up with the name, and it's paid off: the Very Light Car No 98 has earned its designers $5 million from the X Foundation.
A $1 million prize is on offer to anyone that can do a better job of cleaning up oil spills than BP.