Your doorbell today may have the same computing power as was on the Apollo spacecraft, but can it fly you to the moon? When you purchase through links on our site, we may earn an affiliate commission.

Human and machine in the race to the moon -- Chauffeurs and airmen in the age of systems -- Flying reentry: the X-15 -- Airmen in space -- "Braincase on the tip of a firecracker": Apollo guidance -- ...

The following article was written by Tom Robinson, collectSPACE.com contributor.When NASA's Apollo spacecraft launched to the moon, it had on board two briefcase-size computers that for their day ...