Readers Respond to "Rethinking the Dream" and Other Articles

Red Planet Mars Life Lawrence M. Krauss’s “ Rethinking the Dream ” [Forum] rightly points out that the benefits of flying humans in space have not been commensurate with the cost, especially when human flight is compared with advanced robotic or automatic systems that can do many of the same tasks at one tenth of the cost and with no risk to humans.

See the original post here:
Readers Respond to "Rethinking the Dream" and Other Articles