The Science and Technology Network Comprehensive clearinghouse of information on science-astronomy, geology,
biology, physical and technology for teachers, parents and students.
Space Careers Space Careers is a free resource for employment in the space industry, updated
every week, with over 500 links directly related to space jobs.
'In a way science is a key to the gates of heaven, and the same key opens the gates of hell, and we do not have any instructions as to which is which gate.
Shall we throw away the key and never have a way to enter the gates of heaven? Or shall we struggle with the problem of which is the best way to use the key?'