Louis Friedman

Nov. 13, 2009

Solar Sail Spacecraft

The Planetary Society plans to power a spacecraft using the pressure of sunlight reflecting off huge solar sails.

spaceflight, solar sail, sagan, lightsail

AVAILABLE IN ITUNES

Michael Pollan Talks Plants and Food

view more

FEATURED PLAYLIST

All About Exercise

BOOKS BY OUR GUESTS

Mystery Box

Exercise in a Pill?

Could popping a pill turn a couch potato into a long-distance runner?

Science Friday® is produced by the Science Friday Initiative, a 501(c)(3) nonprofit organization.

Science Friday® and SciFri® are registered service marks of Science Friday, Inc. Site design by Pentagram; engineering by Mediapolis.

 

topics