Topic: science

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The Hammer-Feather Drop in the world’s biggest vacuum chamber

...though in this case, "the hammer" is a bowling ball. In this excellent clip from the BBC's Human Universe: Episode 4, Professor Brian Cox visits NASA’s Space Power Facility in Ohio, home of the world's biggest vacu...

How to Make the World’s Simplest Electric Toy Train

How to make the World's Simplest Electric Toy Train from the Amazing Science YouTube channel, a super delightful science experiment that will wow kids, friends, family, science classes... pretty much everyone on the p...

Meet the Elements – They Might Be Giants

If only I’d seen this when I was a kid, high school chemistry would have made more sense! And maybe I would have been loudly singing, “Elephants are mostly made of four elements!” like my kiddos were...

The Cornell Lab of Ornithology’s Bird Song Hero

How can you train your brain to recognize and remember bird songs? The All About Bird Biology team at the Cornell Lab of Ornithology has come up with a way to visualize bird vocalizations: Bird Song Hero. Want to test...

How to build your own Wave Machine physics demo

This National STEM Centre DIY Wave Machine demo is a perfect hands-on experiment for home or in the classroom. The ingredients: Duct tape, wooden kebab skewers, and jelly babies, (or dots... or maybe gummy bears if th...

Pitagora Suitchi – 9 minutes of Japanese Rube Goldberg machines

We love Rube Goldberg machines, and have posted about these short films from Japan’s NHK educational TV show, Pitagora Suitchi (PythagoraSwitch) before, so it’s no surprise that t...

Seven surface tension experiments – Physics Girl

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...

How our Earth and solar system were formed

How our Earth and solar system were formed, from The Universe With Stephen Hawking - The Story of Everything. (Narrated by Stephen Hawking and Benedict Cumberbatch.)

Everything You Need to Know About Planet Earth

When we wake up, eat breakfast, get ready for school or work, and head out the door, we may not be thinking about how unique our small, wet rock of a planet is. But the Earth is unique, and we're always happy to happe...

How to make a Popsicle Stick Chain Reaction

Have you seen that crazy popsicle stick chain reaction video in the archives? This Sick Science tutorial explains how to make it. Why does it work? The key to the Popsicle Chain Reaction comes from potential and ki...

CYMATICS: Science + music = audio frequency visualizations

With help from a Chladni Plate, vibrating liquid on a speaker dish, a hose pipe optical trick, ferrofluid, a Ruben's Tube, and a Telsa Coil, New Zealand musician Nigel Stanford showcases audio frequency visualizations...

Power of Optics: A light-powered Rube Goldberg machine

In this commercial for au Hikari, one of Japan’s high-speed optical internet service providers, a Rube Goldberg machine is "powered" by a single beam of light that travels via mirrors, magnifying glasses, and reflecti...

The most amazing thing about domino chain reactions

A domino can knock over the next domino at about 1.5x larger (perhaps 2x larger) and this instant video classic from 2009 is a great example of this chain reaction. Watch University of Toronto’s Professor Steph...

Pygmy Seahorses: Masters of vibrantly-colored coral camouflage

The vibrant colors of thumbnail-sized Pygmy Seahorses have always been aligned with the brilliant oranges or purples of the Gorgonian sea fan corals that they're found camouflaged with, but until biologists at San Fra...

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...

The first 21 days of a bee’s life, a time lapse in 64 seconds

Honey bees are such an integral part of our ecosystem -- they pollenate 1/3 of our food crops -- yet we don't understand all that we should about their life cycle, or what has been threatening them in the last few yea...

You Are Your Microbes – TED Ed

Every gut microbe has a job to do. Find out who these millions of different microbes are and what their jobs are within the ecosystem that is you, from the wonderful TEDEd: You Are Your Micro...

Time lapse of the Life Cycle of the Silkworm

Meet the Bombyx Mori in its caterpillar, larva or “worm” state — silkworm to be specific (though it’s not a worm at all). There’s an entire series of videos online...

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