Space Colony Art from the 1990s
Kalpana One is intended to improve on the free space settlement designs of the mid-1970s: the Bernal Sphere, Stanford Torus, and O’Neill cylinders, as well[…]
NASA
NASA withholds results of air safety study so as not to upset travellers — or affect airlines bottom line
Snippet from AP: Anxious to avoid upsetting air travelers, NASA is withholding results from an unprecedented national survey of pilots that found safety problems like[…]