Curiosity rover

NASA's Adam Steltzner on the future of space exploration.

The news that didn't quite make the headlines. This week: The Californians Help Eliminate All The Evasive Registration Scofflaws program, the morning playlist of the Mars rover Curiosity, and a printer that can make a house.

You can't get more international than Mars -- where the Curiosity rover has landed. Scientists say they're primarily searching for signs of life, but companies are springing up with the goal of extracting non-Earthly resources.

The NASA rover Curiosity landed on the surface of the red planet late last night. And it was all hugs at NASA's Jet Propulsion Lab in California. That's because it took a lot of work -- and money -- to make this moment possible.