Intelligent Machines A Nuclear-Powered Mars Hopper Researchers say a vehicle could explore Mars more efficiently by collecting gas from the planet’s atmosphere to use as propellant. by Brittany Sauser 2010-11-17T11:00:00-05:00
Intelligent Machines NASA's New Planetary-Exploring Robot Using a simple design, Axel can climb over steep and rocky terrain, even when upside down. by Brittany Sauser 2009-02-06T00:00:00-05:00
Intelligent Machines Mars Rover Behaving Oddly After five years of roving the Red Planet, Spirit’s unusual behavior has its operating team worried. by Brittany Sauser 2009-01-29T00:00:00-05:00
Where Are They? Why I hope the search for extraterrestrial life finds nothing. by Nick Bostrom 2008-04-22T00:00:00-04:00