stackyFACTS
History

New York Stock Exchange used massive air cooling

HERE’S THE INTERESTING PART

Before residential air conditioning, the stock exchange installed a mammoth cooling system so brokers wouldn't pass out in their heavy suits. They essentially realized that preventing rich men from sweating heavily was critical to maintaining financial stability.

New York Stock Exchange used massive air cooling
STACKY / History
One discovery leads to another.

Keep exploring facts in this topic.

History →
STACKY FOR IPHONE

A bigger world.
One discovery
at a time.

Keep discovering with Stacky. Interesting facts in an app that is always within reach.

Download on the App Store
ONE MORE DISCOVERY?

Keep exploring

All in this topic →
Bill Clinton sent only two emails as president
History

Bill Clinton sent only two emails as president

Serving eight years during the massive explosion of the internet age, Clinton managed to send a grand total of two electronic messages during his entire…

Discover more
If you walk through historic London today, you will see bricked-up windows on old buildings. Why did they do this?
History

If you walk through historic London today, you will see bricked-up windows on old buildings. Why did they do this?

If you walk through historic London today, you will see bricked-up windows on old buildings. Why did they do this?

Discover more
Before Paris rose in symmetry, it nearly drowned in sewage.
History

Before Paris rose in symmetry, it nearly drowned in sewage.

Before Paris rose in symmetry, it nearly drowned in sewage. Mid-19th‑century reformer Georges-Eugène Haussmann demolished half the medieval city to build…

Discover more
Soviet spies in the Cold War spent considerable time and resources trying to plant miniature microphones into the heels of diplomatic shoes.
History

Soviet spies in the Cold War spent considerable time and resources trying to plant miniature microphones into the heels of diplomatic shoes.

Soviet spies in the Cold War spent considerable time and resources trying to plant miniature microphones into the heels of diplomatic shoes. The KGB…

Discover more
Chinese sailors used magnetic compasses for ocean navigation
History

Chinese sailors used magnetic compasses for ocean navigation

While other mariners were nervously hoping the stars wouldn't get covered by clouds so they could figure out where they were, Chinese navigators were already…

Discover more
The Japanese floors that betrayed would-be assassins
History

The Japanese floors that betrayed would-be assassins

Installing an alarm system is tough when electricity doesn't exist, so ancient carpenters got highly creative with floorboards. Elite residences featured…

Discover more
StackyMore discoveries in the app
Download on the App Store