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NOVA Videos
Secrets of the Samurai Sword - NOVA Video (DVD)
Secrets of the Samurai Sword - NOVA Video (DVD)
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Secrets of the Samurai Sword - NOVA Video (DVD)
NOVA-810DVD
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Clues from the electron microscope and mass spectrometry are used to explain this razor-sharp sword's unique qualities.
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Samurai warriors 600 years ago were masters at metallurgy: annealing, hardening, and tempering. They developed a fearsome weapon, a razor-sharp sword. How was it made? For the first time clues from the electron microscope and mass spectrometry are used to explain its unique qualities. 56 min
BB Board Overhead Projection Device
Demonstrate slip planes, dislocations, and defect holes in a two-dimensional array.
Desktop Trebuchet Kit
A working model of a Medieval Trebuchet, capable of tossing the included wooden spheres over 20 feet!
Elements of the Periodic Table
This most beautiful periodic table in the world features photographs of the actual elements whenever possible.
Medieval Siege (Catapults) - Lost Empires - Nova Video (DVD)
Uncover the secrets of ancient civilizations as NOVA journeys to archaeological sites where teams of experts recreate the gravity-powered catapult.
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