Fictional Absence
Chapter 4: After the Funeral
Chronicles of Heaven Unshackled
4. C.S. Lewis' 'Voyage to Venus'
Chronicles of Heaven Unshackled
3. C.S. Lewis' 'Out of the Silent Planet'
Carl Sagan: The Skeptic's Sceptic
4. Religious Experience
Carl Sagan: The Skeptic's Sceptic
2. The origin of life and the possibility of extra-terrestrial intelligence