I think we've missed a trick there. We could develop wheat with the properties of Velcro... to catch whatever it is that's forming those crop circles! But then the spaceship would have to have the corresponding Velcro, so it's a bit of a long shot.
Bill BaileyA horse walks into a bar, and the barman says "Why the long face?". The horse replies: "I'm deeply troubled by the anthropomorphic aspects of my existence and the extent to which I am now protected by law."
Bill Bailey