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Notable Women, an AR app that adds 100 historic American women to U.S. currency

Notable Women is an augmented reality experiment that lets anyone see 100 historic American women where they’ve historically been left out: U.S. currency. Discover the accomplishments of activists, artists, scientists...

Cooling without polluting: Two new green air conditioning innovations

The starry night sky seems remarkably distant from the topic of air conditioning, but it’s revolutionizing the field in quite an unexpected way. In this episode of "The Spark," watch how scientists from across the glo...

Flamingos swim with stingrays in their hydrotherapy session

When flamingos need some exercise and pain relief for arthritic knees, hydrotherapy—swimming in a pool for physical therapy—can do the trick. Columbus Zoo and Aquarium zookeepers take Martini and excited flamingo budd...

Stilt fishing in Sri Lanka

Anura Wijewikrama fishes two hours each morning and two hours each evening. And like his grandfather and father before him, he does so on handmade stilts driven into the sand. He is one of the few still carrying on th...

Hawk moths and The Art of Staying Stable

Like a hummingbird or a creature from a Hayao Miyazaki film, hawk moths or Sphingidae, are a family of large insects with the magical-looking mastery of hovering in midair. They can also fly backward and keep incredib...

The Self-Solving Rubik’s Cube

What if, when you twist and turn the Rubik's Cube to mix it up, the cube remembers exactly what you did and/or somehow solves itself? This self-solving Rubik’s Cube does just that, flipping and twisting all over (and ...

Kindness, a Thought Bubble by Amy Krouse Rosenthal

What constitutes a life worthy of being remembered? In this award-winning 2010 Thought Café video about kindness, the late New York Times best-selling author Amy Krouse Rosenthal asks, "How do you want to be remembere...

Okuda San Miguel paints a colorful 23-story mural in Toronto

Okuda San Miguel works up high on a swing stage scaffold, the same kind of suspended platform that window washers use. The internationally renowned Spanish street artist sprays sharp edges of bright color fields. They...

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