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Magical boots cover seven leagues per pace
Transport

Magical boots cover seven leagues per pace

Seven-league boots turn an ordinary stride into a fantastical leap across miles. The trick is not faster walking but a wildly enlarged step—footwear that…

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Tesseracts fold space to skip long trips
Transport

Tesseracts fold space to skip long trips

Instead of racing across all the space between two places, a tesseract bends space until the places sit close together. It’s a cosmic shortcut: the traveler…

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The proposed monorail for Australian sheep
Transport

The proposed monorail for Australian sheep

The idea was to move sheep or their wool in suspended carriers instead of dragging loads over rough, road-poor country. A railway above the ground sounded…

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Tarmac was once a brand name
Transport

Tarmac was once a brand name

Tarmac began as a brand name for tar-bound macadam: crushed stone sealed together with tar to make a road surface. The name stuck so firmly that people now…

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Why GPS stops working at extreme speeds and heights
Transport

Why GPS stops working at extreme speeds and heights

GPS receivers have a built-in speed-and-altitude limit tied to rules meant to keep the technology from guiding fast, high-flying weapons. Cross that line and…

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The first car race came almost as soon as cars did
Transport

The first car race came almost as soon as cars did

In 1894, the Paris–Rouen contest sent early motor vehicles on a long road trial, judging practical qualities such as safety and ease of use alongside speed.…

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The bizarre sport of being pulled by a horse
Transport

The bizarre sport of being pulled by a horse

In skijoring, a horse pulls a skier along a course while the skier hangs on to a tow rope and steers with skis. The horse supplies the horsepower; the skier…

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Why Reindeer Are Hard to Train for Sleds
Transport

Why Reindeer Are Hard to Train for Sleds

Reindeer are herd animals, not eager little engines: they respond to social cues and their own instincts, so a handler must teach each animal to accept a…

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The anxious hum of a stressed alpaca
Transport

The anxious hum of a stressed alpaca

Alpacas hum to communicate, and stress brings the sound out as they keep tabs on the herd. Think of it as a tiny woolly status update: everything is not, in…

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Why camel caravans travel nose to tail
Transport

Why camel caravans travel nose to tail

A lead camel sets the pace, and the rest follow along the established track in single file. That keeps a long caravan together across narrow routes where…

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Why sled dogs wear booties
Transport

Why sled dogs wear booties

Booties shield sled dogs’ paws from sharp ice, rough snow, and frozen clumps packed between their toes. The dogs bring the horsepower; the little shoes keep…

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Why elephant riders sit where the animal sways most
Transport

Why elephant riders sit where the animal sways most

Sitting near the elephant’s neck puts the rider close enough to cue it with leg pressure and touch. The spot sways with each step, but control beats comfort…

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Enclosed litters require two humans to carry one passenger
Transport

Enclosed litters require two humans to carry one passenger

The litter hangs between two carriers, one at each end, so they balance the load as they walk. The passenger gets a sheltered ride; the transport system gets…

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A porter's forehead strap supports a basket resting against the back
Transport

A porter's forehead strap supports a basket resting against the back

The Nepalese namlo links the forehead to the load, while the porter leans forward to manage its balance. A T-shaped stick can support the basket during a rest…

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Why homing pigeons only deliver one way
Transport

Why homing pigeons only deliver one way

The bird’s navigation is aimed at home. A sender carries it away, attaches a message, then releases it to fly back to its loft. It’s a one-way courier whose…

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Sled dogs can follow trails in total darkness
Transport

Sled dogs can follow trails in total darkness

Even when their human driver can’t see, sled dogs can follow a trail by scent.

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A bigger animal doesn't get proportionally bigger muscles
Transport

A bigger animal doesn't get proportionally bigger muscles

Double an animal's dimensions and its volume grows eightfold, while the cross-sectional area of a muscle grows only fourfold. That mismatch helps explain why…

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Why some backpacks are carried on your forehead
Transport

Why some backpacks are carried on your forehead

A forehead strap, called a tumpline, transfers a pack’s weight through the head and upper back. It frees the hands and lets experienced porters carry loads…

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