Explore Treasures of the Earth
What Makes Diamond Sparkle?
The Culture of Freshwater Pearls
Secrets of the Viking Sword
A modern-day swordsmith reverse engineers the ultimate weapon of the Middle Ages—a sword both prized and feared.
Treasures of the Earth
How have Earth’s most extraordinary natural resources driven the rise of civilization?
Harvesting Electricity From Sand
Making Steel From Trash
A Primer of Gemstones
Hunting the Elements
A two-hour special from the producers of "Making Stuff"
The World's Strongest Stuff
Why Diamond Light is Beautiful
Much of a diamond's brilliance and fire comes down to physics.
Making a Samurai Sword
The History of Pearls
Big Idea of 2015: Reversing Climate Change
Materials That Changed History
Saving the Sun
The same technologies that will rid the electric grid of fossil fuels could also save it from potential disaster.
The Energy Lab Interactive
Use scientific data to design renewable energy systems for cities across the U.S., in this interactive from the NOVA Energy Lab.