Topic: electricity

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Annotated time lapse assembly of a wind turbine

From excavation to operation, it takes three weeks to install a wind turbine. Watch it happen in under six minutes in this wind turbine promo video from MidAmerican Energy, filled with facts layered on time lapse foot...

How to make simple homopolar motor ‘race cars’

Lay out a 'race track' of tinfoil, attach two round neodymium magnets to the ends of an AA battery x2 (or more) -- the polarity of the magnets matters, so experiment to see how your vehicle behaves (or doesn't) -- the...

The Quietest Race in the World – The Formula E

What goes 225 kilometers per hour (140 miles per hour), but is only 15 decibels louder than a group conversation? Check out this Fusion video about the innovative Formula E and The Quietest Race in the World: The s...

G is for Ground – Circuit Playground

Join Adafruit Founder Limor Fried and her robot friend ADABOT as they find electrical connections to the earth in a wide variety of places. This is G is for Ground from Circuit Playground, Adafruit's kid-friendly educ...

Much A-Doo About Poo – Gross Science

Poop! Poop for fertilizer, heat, and electricity! Around 300 cows at Jordan Dairy Farm help generate energy and a nutrient-rich digestate, thanks to a specially built barn floor that collects their manure. Nearby, an ...

How Do Sharks and Rays Use Electricity to Find Hidden Prey?

Imagine if you had six traditional senses instead of five: Sound, sight, touch, smell, taste and... What might you pick? Echolocation? Magnetoreception? How about electroreception? Sharks, rays, skates and sawfish...

Hula hoop dancer Lisa Lottie spins 6 glowing LED hula hoops

Watch hula hoop dancer Lisa Lottie perform a light-filled hoop routine with six LED hula hoops by SpinFX, whose professional level hoops can show off words, patterns, and graphics while being spun, similar to Monkey L...

EV acceleration world record – 62 mph (100 km/h) in 1.779 seconds

This tiny electric vehicle, built by GreenTeam Uni Stuttgart e.V. from the University of Stuttgart, set a new Guinness World Record for acceleration of an EV when it reached 62 mph (100 km/h) in just 1.779 seconds. Fr...

Slow motion lightning over South Dakota at 2,000 fps

From ZT Research's Tom A. Warner, watch this high speed video of lightning, filmed during a storm over South Dakota: My daughter got some nice high-speed camera captures of lightning while I drove. We chased a s...

How do batteries work?

If you've ever used a flashlight, or changed the channel with a remote control, if you've ever recharged your electric car, or if you're reading this on a smart device, then you know how useful batteries can be. But h...

Anodizing Titanium – “The Rainbow Metal”

Titanium is nicknamed "The Rainbow Metal" in some jeweler circles because it can be anodized in an electrolyte solution to produce a variety of colors. The colors are created by passing electricity through it to produ...

What happened to the Milky Way?

What do you see in the night sky where you live? Can you see the Milky Way -- that glowing, star-filled band of light that stretches across the sky? What happened to the Milky Way? The Atlantic Video team explores...

Dancing Paper, 8bit Harmonica, and Musical Umbrella by Ugoita

The next time we start folding origami cranes, we're going to be tempted to give them legs and little magnetic feet. This is Dancing Paper, a project by multimedia artist Ugoita. Watch as the cranes dance with synchro...

The Electric Sausage: A static electricity demonstration

Perhaps you've experimented with static electricity by using a balloon, paper clippings, your hair, a pencil, a plastic bag, or a Van de Graaff Generator... but have you ever used a sausage to see static electricity i...

ATLAS Unplugged: Boston Dynamics’ battery-powered robot

Rebuilt from earlier versions of the ATLAS robot in preparation of June 2015's DARPA Robotics Challenge Finals, a $2 million competition to demonstrate the very best in disaster response by a human-supervised robot, t...

The Ring of Truth: Two Hydrogen Atoms & One Oxygen Atom

Possibly the most well-known scientific formula on the planet, H2O is one of those terms that we see around all the time. We know that H2O means water, and that a water molecule is composed of two hydrogen (H) atoms &...

Turn human waste into drinking water – Janicki Omniprocessor

"The water tasted as good as any I’ve had out of a bottle. And having studied the engineering behind it, I would happily drink it every day. It’s that safe." This huge, potentially game-changing machine, invented ...

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...

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