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Raindrops: What do they really look like?

When you draw raindrops, how do you draw them? Are they tear-shaped with the point at their tops? Is that really what raindrops look like? Dr. Joe Hanson asked that very question. He then tested what happened to water...

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...

Celebrating Mister Rogers with a musical Google Doodle

On this date, September 21, 1967, 51 years ago, Fred Rogers walked into the television studio at WQED in Pittsburgh to tape the very first episode of Mister Rogers’ Neighborhood, which would premiere nationally on PBS...

How to make a rocket

"What's the best scientific formula for a powerful rocket with oxidizer and fuel?" In this video clip from Bang Goes The Theory Series 5, via BBC Earth Lab, we get a quick peek at the mix of chemistry and physics that...

Four levels of chocolate chip cookies: From amateur to food scientist

Learn a few professional tips of what to do (and maybe what not to do) when baking this classic: Chocolate chip cookies. Amateur baker Alina, home cook Lorenzo, and Penny, a professional chef, demonstrate how they mak...

The benefits of sea cucumber poop

There are about 1,250 different species of sea cucumber across the world's oceans. This is Thelenota anax. And yes, it's doing what you think it's doing. Sea cucumber poop is surprisingly important for the ecosystem. ...

Andreas Gursky at the Hayward Gallery

In 2018, Hayward Gallery reopened with the first major UK retrospective of the work of acclaimed German photographer Andreas Gursky. Known for his large-scale, often spectacular pictures that portray emblematic sites ...

Threads, an animated short by Torill Kove

Note: Due to licensing agreements, some European countries may not be able to view this National Film Board of Canada film. A woman follows a red thread across the sky to find a small child. Ever-moving forward in ...

iCub, IIT’s teleoperated robot toddler

iCub is a toddler-sized open-source robot by the Dynamic Interaction Control Lab at the Istituto Italiano di Tecnologia (IIT). See the iCub robot walk across the lab and interact with a toy in the September 2018 video...

Which life form really dominates Earth?

In 2018, there are around 7.6 billion people on the planet, but weigh us all together on a giant scale and we only make up 1/10,000 of Earth’s biomass. What is biomass? And what life forms dominate the rest of the pla...

How do you play Swingball Shakespeare?

A swingball set plus a city lamp post plus some Shakespeare. These are the makings of Swingball Shakespeare, a community-based game and public art experience created by English artist Anton Hecht. In a recent chat wit...

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