Blood Falls - The iron rich red liquid gushing from a buried Antarctica lake shows how life may have existed on a snowball Earth, or on Europa.
posted by Artw on Apr 18, 2009 - 52 comments

John Kanzius can make salt water burn using radio waves. It is not yet practical for energy generation, more energy is consumed than produced, but increases in efficiency could make salt water a viable replacement for fossil fuel.
posted by stbalbach on Jul 6, 2007 - 70 comments