An Introduction to the Physics of Sports: Introducing the physics behind various sporting events. Included in the recommended reading list for the course "Physics of Sports" delivered at Johns Hopkins University.
Scientific Secrets of Athens: A guide to the scientific sites of Athens.
Scientific Secrets of Edinburgh & Glasgow: A guide to the scientific sites of Edinburgh & Glasgow.
Every Night Astronomy: A popular science book on the magical show offered by the night sky.
(50% of net profits are donatated to astronomerswithoutborders.org)
An Introduction to the Mechanics of Flight (in Greek).
Aircraft Control Systems (in Greek).