Vulcanite Dentures
99% Invisible27 Jan 2012

Vulcanite Dentures

Before the 1850s, dentures were made out of very hard, very painful and very expensive material, like gold or ivory. They were a luxury item. The invention of Vulcanite hard rubber changed everything. It was moldable, it could be precisely … Continue reading →

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Episoder(775)

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It’s a Small Aisle After All

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If you’ve ever been to a supermarket in the US, you’ve probably seen an ethnic food aisle. Maybe it was called the "international aisle," or "world foods," but it was the same idea. This is the “It’s ...

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Atlas Obscura

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Standing on Beechey island, a peninsula off Devon Island in the Canadian Arctic, are four lonely graves: three members of an ill-fated expedition to the Northwest Passage, and one of the men who went ...

20 Apr 202245min

Rumble Strip

Rumble Strip

Every year in the spring, small towns throughout New England host their annual town meeting. Town meetings take place in high school gyms or town halls, and anyone can come. In fact, in Vermont, Town ...

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Murder Most Fowl

Murder Most Fowl

While urban parks are safe havens for birds, parks are often surrounded by condos and hotels and office buildings with floor-to-ceiling windows. And these all-glass building facades are the absolute w...

5 Apr 202227min

Dear Hank and John and Roman

Dear Hank and John and Roman

So why don't we have mouth Roombas? Is the universe full of chickens? What scientific advances are happening? What was the first internet purchase? How do I convince my parents to let me check a bag? ...

30 Mar 202258min

Grid Locked

Grid Locked

In February 2021, it began to snow in Austin, Texas, which was unusual, and exciting for some, at least until the power dropped out for millions of people. To many, this came as a shock – how could a ...

22 Mar 202249min

Natalie de Blois: To Tell the Truth

Natalie de Blois: To Tell the Truth

Natalie de Blois contributed to some of the most iconic Modernist works created for corporate America, all while raising four children. After leaving this significant mark on postwar Park Avenue, she ...

15 Mar 202249min

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