On March 18, 1965, cosmonaut Aleksey Leonov rocketed into Earth orbit and exited his spacecraft, becoming the first man to walk in space. He floated for an exhilarating 10 minutes.
Guillermo Söhnlein, surviving founder of the brilliantly ill-advised carbon fiber Titanic submersible, has another questionable idea. Colonize Venus by the year 2050. Even if his last venture had not failed
