Authors:

Actually, we did a fun April Fools' thing with Google a couple of years ago, which we called Virgle. And we looked for volunteers to go on a one-way trip to Mars.

"Richard Branson: Time To Rethink 'Business As Usual'". "Talk of the Nation" with Neal Conan, www.npr.org. December 1, 2011.
Actually, we did a fun April Fools' thing with Google a couple of years ago, which we called Virgle. And we looked for volunteers to go on a one-way trip to Mars.