Topic: physics

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Powered by Poop at the Straus Family Creamery

Farms around the world are embracing sustainable practices and circular economy models that can help fuel and fund their farming as a part of the business. In this Flipside Science video from the California Academy of...

Transient – Lightning storms captured in 4K at 1,000 fps

Traveling over 20,000 miles around Arizona and the Great Plains in just 30 summer days, filmmaker and photographer Dustin Farrell captured some incredible bolts of lightning with a Phantom Flex4K high-speed camera. Th...

NASA simulates how dust, smoke, and sea salt have traveled the planet

Watch as sea salt, dust, and smoke—aerosol particles traveling on the winds—have moved across our planet in 2017. This animated simulation, "based on both satellite observations and computer models that use physical e...

Sounding Shetland’s recently restored Sumburgh Head Foghorn

See what it takes to sound the foghorn at Sumburgh Lighthouse on Shetland Island in Scotland. In the video above, lighthouse engineer Brian Johnson starts up the three Diesel Kelvin engines, powering the compressors t...

Go inside an ice cave to see nature’s most beautiful blue

Where do glaciers and icebergs get their beautiful blue color? This unique blue might be nature’s most brilliant, and the color arises in a very special way thanks to some surprising interactions between light and wat...

Liquid Sand Hot Tub: Making a giant fluidized bed of sand

When air is pumped through sand in just the right way, the sand begins to behave a lot like a fluid. As air escapes between the sand particles, items placed in the sand will begin to float. Others will sink. And when ...

Starling murmuration, a stunning clip from Jan van Ijken’s ‘The Art of Flying’

Murmurations, those dense clouds of whirling, pulsating, shapeshifting starling flocks, are a breathtaking dusk phenomenon. How do thousands of birds change directions and seemingly move as one without colliding? Dutc...

Who will get to the top of these slimy stairs first?

In this viral clip from the long-running, biannual Japanese television special All-Star Thanksgiving (オールスター感謝祭), six men compete to get to the top of the stairs where a treasure awaits. The twist: The stairs...

An unexpected way to inflate a balloon – Numberphile

The kamifusen is a traditional Japanese paper (kami) balloon (fusen) toy that became popular in the 1890s and can still be found in a variety of designs or decorated as spherical koi, pufferfish, penguins, monkeys, ra...

Atlas robot jumps and backflips

The last time we saw Boston Dynamics' Atlas robot, it was lifting boxes and being shoved around, a demonstration of its increasingly strong balancing technologies. In the video above, Atlas shows off its stunning jump...

Homemade marble track demonstrations by science teacher Bruce Yeany

Science teacher Bruce Yeany uses this collection of physics marble tracks to introduce and reinforce his students' ideas about perpetual and kinetic energy, motion, acceleration, inertia, and more. The tracks—stringle...

How A Children’s Toy Led To An Essential Medical Device

"We were out in a primary health center talking to health care workers [in Uganda] and we found a centrifuge used as a doorstop because there's no electricity." The workers said that they really needed a powerful cent...

The Genius of Marie Curie

Dr. Marie Curie transformed science and society with her discoveries. Her scientific partnership with Pierre Curie and the story of their heroic efforts that led to the discovery of polonium and radium are legendary.....

How to make an Amazing 9 Layer Density Tower

Water is less dense than honey. Rubbing alcohol is less dense than water. Poured carefully on top of each other, from heaviest to lightest, they can create distinct layers. Add more liquids of different densities, suc...

A microgravity demo in the Willis Tower Skydeck elevator

The next time you ride an elevator down 103 floors, take a scale with you, because you might want to try this microgravity experiment: In collaboration with Willis Tower, Kevin from the Museum of Science and Industry,...

The mighty mathematics of the lever

Archimedes once said “Give me a place to stand, and I shall move the Earth.” While the idea of a person moving such a huge mass on their own might sound impossible, chances are you’ve seen this idea in action at your ...

Levitating pumpkins! Halloween superconductor science

What happens when you put a cooled superconductor, in this case, a YBa2Cu3O7 ceramic disk, into a tiny pumpkin and then place them both onto some neodymium magnets? Levitating pumpkin! In this Ri Channel video, su...

Surface tension and The Cheerios Effect

Ever notice how cereal clumps up in your bowl, or how cereal sticks to the edges of the bowl? Bubbles in beverages do the same thing. You've probably seen this surface tension and buoyancy at work, but did you know th...

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