Creating a Robotic Double Dutch Machine

Double Dutch is a jump rope game that requires two people spinning ropes in opposite directions and at least one person to jump. Engineers Tahira Reid Smith and Sky Leilani are building a machine that would allow a single person to play whenever they wanted.

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Clip Season 51 Episode 15 Length 05:08 Premiere: 11/13/24

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Season 51 Episodes

Show Episodes

Show Clips & Previews

Lost Tombs of Notre Dame

S51 E18 Length 53:40 Premiere Date 12/18/24

Building Stuff: Change It!

S51 E17 Length 53:40 Premiere Date 11/27/24

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S51 E16 Length 53:40 Premiere Date 11/20/24

Building Stuff: Boost It!

S51 E15 Length 53:40 Premiere Date 11/13/24

Decoding the Universe: Quantum

S51 E14 Length 53:40 Premiere Date 11/06/24

Solar System: Wandering Worlds

S51 E13 Length 53:34 Premiere Date 10/30/24

Solar System: Icy Worlds

S51 E12 Length 53:34 Premiere Date 10/23/24

Solar System: Volcano Worlds

S51 E11 Length 53:34 Premiere Date 10/16/24

Solar System: Strange Worlds

S51 E10 Length 53:34 Premiere Date 10/09/24

Solar System: Storm Worlds

S51 E9 Length 53:34 Premiere Date 10/02/24

Decoding the Universe: Cosmos

S51 E8 Length 53:38 Premiere Date 05/22/24

Secrets in Your Data

S51 E7 Length 53:40 Premiere Date 05/15/24

Great American Eclipse

S51 E6 Length 53:34 Premiere Date 04/03/24

A.I. Revolution

S51 E5 Length 53:30 Premiere Date 03/27/24

Hunt for the Oldest DNA

S51 E4 Length 53:10 Premiere Date 02/21/24

Building the Eiffel Tower

S51 E3 Length 53:15 Premiere Date 02/14/24

Easter Island Origins

S51 E2 Length 53:17 Premiere Date 02/07/24

When Whales Could Walk

S51 E1 Length 53:31 Premiere Date 01/31/24

Building Stuff: Boost It! Preview

Preview Length 00:30 Premiere Date 11/13/24

Creating a Robotic Double Dutch Machine

Clip Length 05:08 Premiere Date 11/13/24

These cheeses are at risk of going extinct

Clip Length 01:11 Premiere Date 06/20/24

First ape ever seen using medicinal plant to treat wound

Clip Length 01:58 Premiere Date 06/18/24

Total Eclipse in the Heart of Texas Hill Country

Clip Length 06:41 Premiere Date 06/03/24

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Clip Length 04:49 Premiere Date 05/03/24

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Clip Length 03:00 Premiere Date 05/03/24

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Clip Length 02:13 Premiere Date 04/12/24

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Clip Length 01:59 Premiere Date 04/01/24

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Clip Length 01:39 Premiere Date 03/25/24

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Clip Length 01:17 Premiere Date 03/25/24

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Decoding the Universe: Cosmos - S51 E8

Trace groundbreaking discoveries in space research and exploration and follow the teams trying to solve two mysteries in cosmology - dark matter and dark energy.

Thursday May 7, 2026 5:00 pm ET on KET
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Decoding the Universe: Quantum - S51 E14

Discover the world of the subatomic realm in the quantum universe.

Wednesday May 13, 2026 9:00 pm ET on KET
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Giant fossils uncovered in the Sahara Desert reveal new secrets of how whales evolved.

Wednesday May 20, 2026 9:00 pm ET on KET
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Great Mammoth Mystery - S49 E3

Sir David Attenborough explores a unique site in southern England with rare traces of Ice Age mammoths and Neanderthals. How did humans survive the frigid climate, and did they have the tools and talent to hunt the giant beasts?

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Scientists conduct the largest animal communication study in history to see if innovative word buttons truly enable dogs to talk.

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Decoding the Universe: Cosmos - S51 E8

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Athens: Birth of Democracy - S53 E7

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Rain Bombs - S53 E5

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Return to the Moon - S53 E8

Tuesday April 21, 2026 1:00 am ET on KET2
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Your Brain: Who's in Control? - S50 E10

Tuesday April 14, 2026 1:00 am ET on KET2
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Your Brain: Perception Deception - S50 E9

Tuesday April 7, 2026 1:00 am ET on KET2
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Top

Creating a Robotic Double Dutch Machine

Recent Episodes

Return to the Moon

Rain Bombs

Athens: Birth of Democracy

Stone Age Temple Mystery

Mammal Origins

Can Dogs Talk?

Sponsored by:

Clips & Previews

Building Stuff: Boost It! Preview

Creating a Robotic Double Dutch Machine

These cheeses are at risk of going extinct

First ape ever seen using medicinal plant to treat wound

Total Eclipse in the Heart of Texas Hill Country

Are winters getting less snowy?

New map of the universe hints that dark energy may be evolving

How America watched the solar eclipse

How to watch the eclipse without burning your eyes

The discovery of worlds beyond our solar system

Rare stellar explosion will ignite a "new star"

The force that makes up more than half of the universe

How parrots swing like monkeys

Specials

Interview: Discovering Dark Energy and the Hubble Tension with Nobel Prize Winner Adam Riess

Interview: Evolution of New Species, Venom, Wings, and More with Sean B. Carroll

Interview: De-Extinction, Dire Wolves, and Jurassic Park with Beth Shapiro

Particles of Thought: The Extremophile’s Guide to Life

Interview: The Animal Translator with Erich Jarvis

Interview: Brain Guru with Heather Berlin

Interview: Bob and Mike’s Big Idea with Bob Hazen and Mike Wong

Interview: Black Hole Badass with Janna Levin

Interview: The Deepfake Detective with Hany Farid

Interview: Mind of a Fossil Hunter with Kirk Johnson

When Machines Prescribe

Sands of Time

Keepers of the Coastline

Tides of Tradition

Standing the Heat

Megadroughts and Indigenous Voices

Harvesting the Future

Sea Change: Survival in the Gulf of Maine

Sea Change: Peril in the Gulf of Maine

Sea Change: Bounty in the Gulf of Maine

When Whales Could Walk (Español)

Ancient Builders of the Amazon (Español)

Ancient Maya Metropolis (Español)

Picture a Scientist (with Audio Description)

Treasures Metals Eiffel Tower

A Labyrinth of Lava

From Mud to Rock

Finding Stromatolites

Stromatolites Were Kings

Ancient Life

Millions of Years Captured in Chalk

A Fourteen-Foot Fish From Kansas

Hell Creek Formation

No Dinosaurs Above the Line

Mammal Survivors

Dinosaur Fossils

King of Gore

Driving Dinosaur Diversity

Pangea

Making Granite From Volcanic Rock

A Massive Volcanic Eruption

Rock Time Capsules

The Sandstone Top of the Canyon

Fossil-Filled Limestone

The Grand Canyon's Oldest Rocks

From Lava to Land

Semi-Precious Pebbles

Five Steps of Volcanic Rock

Tearing North America Apart

Fossilized Sand Dunes

Volcanoes of Sand

Rockies 2.0

Manhattan Schist

Manhattan Skyline

New York's Mountains

Mendenhall Glacier