The Great Silence: Science and Philosophy of Fermi's Paradox
Milan Cirkovic
The Crusade Indulgence: Spiritual Rewards and the Theology of ...
Ane Bysted
Methods and Applications of Inversion
Per C. Hansen & Bo H. Jacobsen & Klaus Mosegaard
How Close Are We?
Dave Hunt
The Etymologicon: A Circular Stroll Through the Hidden Connections ...
Mark Forsyth
Nikola Tesla und sein Werk
Slavko Boksan