michael from the because-it's-there dept.
An anonymous reader writes "James van Allen - the discoverer of the Van Allen radiation belt - has called into question the motivations and expectations of space exploration and research, particularly manned space exploration. Van Allen comments that 'the only surviving motivation for continuing human spaceflight is the ideology of adventure.'"
"Someone's been mean to you! Tell me who it is, so I can punch him tastefully."
-- Ralph Bakshi's Mighty Mouse