Water on Mars
- Watch the MAVEN Launch With Me: Monday at 10am Pacific (Nov 2013)
- Mars Rover Rocker-Bogie Differential (Jul 2012)
- Magnetotactic Bacteria from Mars? (Dec 2009)
- Snow Falling on … Mars (Oct 2008)
- Mars Has Water – Yes, Again (Aug 2008)
- Ice on Mars! Umm… duh… (Jun 2008)
- Mars Has Water … (Dec 2006)