Topic: science

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A solid, liquid, & gas at the same time – The Triple Point

How can a chemical be a solid, a liquid, and a gas at the same time? In the video above, a clear liquid called cyclohexane is experiencing the perfect pressure and temperature combination for its solid, liquid, and ga...

What’s the Loudest Possible Sound? – It’s Okay to Be Smart

"What is the loudest possible sound? What about the quietest thing we can hear? And what do decibels measure, anyway?" This video from Joe Hanson and It's Okay to Be Smart dives into the wide ranging and incredibly se...

What climate change sounds like from the Amazon to the Arctic

In 2013, University of Minnesota undergrad Daniel Crawford worked with professor Scott St. George to map climate data to cello music, sonorously illustrating 1880 to 2012 climate change trends. As a next step in the p...

The Pygmy Sloths of Isla Escudo de Veraguas

These are pygmy sloths and they're only found in one place in the world: a Caribbean island called Escudo de Veraguas. Academy research fellow Bryson Voirin introduces this critically endangered species, and explains ...

Emoji Science with Bill Nye the Science Guy

Have you ever found an idea in science to be confusing and said, "I wish I had some emoji around to help make this information more clear." Well, look no further because Bill Nye the Science Guy has teamed up with GE ...

The Four Spheres (Geo, Bio, Hydro, & Atmo) with Crash Course Kids

The ground or geo-sphere, water or hydro-sphere, air or atmo-sphere, and life or bio-sphere: Earth and everything on it can be organized into these four distinct yet interconnected subsystems. Knowing more about each ...

The science of static electricity – TED Ed

What is static electricity? Why do we get a tiny spark when we've walked across a carpet and touched a doorknob? Or have you ever pet a cat and then picked up something metal, like a spoon to stir up cat food? Zap! (A...

Stanford’s MicroTug robot can pull 2,000x its weight on glass

Inspired by the incredible sticking power in ant feet and gecko toes, researchers at Stanford's Biomimetics and Dextrous Manipulation Lab have developed directional adhesives that help this 12-gram µTug (MicroTug) rob...

The Hubble Space Telescope Reflects the Cosmos

"When the Hubble Space Telescope was launched from the Space Shuttle Discovery in 1990, NASA called it the greatest advance in astronomy since Galileo. Instead, within days it became a laughing stock. Hubble had an ei...

Physics Girl: Seven surface tension experiments

This Physics Girl video highlights seven different surface tension experiments that you can easily try at home or in the classroom. Have any of these around? A plate, a glass, a penny, an index card, a paperclip, an e...

Deepwater Horizon oil spill: Where did the oil go?

In April of 2010, a BP Deepwater Oil rig in the Gulf of Mexico exploded, killing eleven workers and unleashing an unprecedented amount of sticky black crude into the gulf waters, beaches, wetlands, and surrounding eco...

Falcon 9 Flight 17 – SpaceX’s “hard landing” on a floating platform

After completing the launch of a cargo resupply mission to ISS for NASA, SpaceX attempted landing their Falcon 9 rocket on a drone ship. This April 14th video captures their second landing attempt on a floating platfo...

How do you find water bears (tardigrades) in the wild?

Tardigrades (also called water bears or moss piglets) refer to over 1,150 species of microscopic aquatic animals that can be found in moss, ferns, lichens, soil, beaches, dunes, and other damp habitats all over the pl...

What Happens When You Put a Hummingbird in a Wind Tunnel?

Most hummingbirds weight less than a nickel. Hummingbirds have the highest metabolism of any warm-blooded animal. They are the only birds that can fly sideways and backwards. They hover expertly, too. These are just s...

A waterless & chemical-free sound wave fire extinguisher

Using low-frequency sound waves to put out flames, this experimental fire extinguisher is the work of George Mason University engineering seniors Viet Tran and Seth Robertson. Watch as they Pump Up the Bass to Douse a...

Slime Cannon Attack – How Velvet Worm slime jets work

Giant velvet worms (Peripatus solorzanoi) are unusual creatures for many reasons -- including the fact that they are "not worms, not insects, millipedes, centipedes, or slugs" -- but their super-sliming glands, rapidl...

PoSSUM Program Trains Scientists for Space Research

For those who want to be an astronaut or work in space, and for those climate scientists who want a closer look at the mesosphere -- the understudied layer of Earth's atmosphere that's above the stratosphere and below...

Stanford researchers solve the mystery of the dancing droplets

This beautifully-made video about a beautifully-colored series of experiments from a Stanford research team showcases how a observing a few droplets of food coloring -- made of water and propylene glycol -- have led t...