stackyFACTS
Transport

Horse bits apply targeted mouth pressure for steering

HERE’S THE INTERESTING PART

Controlling a thousand-pound beast relies almost entirely on a small metal bar that makes turning their head the most comfortable option available. Placed perfectly in a toothless gap in their gums, the reins pull against sensitive tissues. The animal simply follows the path of least resistance to stop the annoying tugging.

Horse bits apply targeted mouth pressure for steering
STACKY / Transport
One discovery leads to another.

Keep exploring facts in this topic.

Transport →
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 →
Contrails left behind by high-altitude jet airplanes are not chemical mind-control sprays, but simply artificial clouds created by hot engine exhaust instantly freezing in the frigid upper atmosphere.
Transport

Contrails left behind by high-altitude jet airplanes are not chemical mind-control sprays, but simply artificial clouds created by hot engine exhaust instantly freezing in the frigid upper atmosphere.

Contrails left behind by high-altitude jet airplanes are not chemical mind-control sprays, but simply artificial clouds created by hot engine exhaust…

Discover more
Chorus fruit forces random short relocations
Transport

Chorus fruit forces random short relocations

Eating a strange purple snack that randomly pops you through walls is a terrible idea in a crisis. This bizarre edible instantly displaces the consumer,…

Discover more
The squirrel-hair brush behind Rolls-Royce's pinstripes
Transport

The squirrel-hair brush behind Rolls-Royce's pinstripes

Because using synthetic bristles would just be too terribly middle-class. Every single pinstripe on a custom Rolls-Royce is painted completely by hand by…

Discover more
Smuggling a highly unauthorized corned beef sandwich onto the Gemini 3 spacecraft in 1965 remains one of the most hilariously dangerous things ever done in the history of space transport.
Transport

Smuggling a highly unauthorized corned beef sandwich onto the Gemini 3 spacecraft in 1965 remains one of the most hilariously dangerous things ever done in the history of space transport.

Smuggling a highly unauthorized corned beef sandwich onto the Gemini 3 spacecraft in 1965 remains one of the most hilariously dangerous things ever done in…

Discover more
Why were those jarring 'rumble strips' on the edges of highways originally invented in the 1950s?
Transport

Why were those jarring 'rumble strips' on the edges of highways originally invented in the 1950s?

Why were those jarring 'rumble strips' on the edges of highways originally invented in the 1950s?

Discover more
Mumbai trains have a crowding level called “Super Dense Crush Load”
Transport

Mumbai trains have a crowding level called “Super Dense Crush Load”

When your commuter rail system transports over seven million people a day, standard capacity metrics become a cute joke. The Mumbai Suburban Railway…

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