• Ebullism at 1M Feet: Surviving Rapid/Explosive Decompression (2000) http://www.geoffreylandis.com/ebullism.html 15 comments 3/6/2021
• The Melancholy of Infinite Space (1996) http://www.geoffreylandis.com/infinite.htp 26 comments 29/7/2016

• The Fermi Paradox: An Approach Based on Percolation Theory http://www.geoffreylandis.com/percolation.htp 9 comments 10/11/2010 space
• What happens to a human being in the vacuum of space? http://www.geoffreylandis.com/vacuum.html 29 comments 11/9/2009 space