23. Vanadium: Beauty In The Background

From freeways to firefights to unfathomable depths, vanadium can often be found quietly doing the hardest work.

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22. Titanium: Dignity Over Dentures

Titanium is an element valued as much for its beauty as its strength — provided you can find a genuine sample of the stuff.

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20. Calcium: Stone and Bone

Stories of turning flesh to stone — and vice versa — are common in mythology. With calcium, we see how those same transitions can happen in the real world.

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1. Hydrogen: Close To The Sun

As we investigate our first element, we’ll meet warring balloonists, witness mass media’s first major tragedy, and see how the tiniest mistake can cost a lot of money. Plus, we’ll try to pin down where hydrogen belongs on the periodic table.

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