Topic: electricity

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A drone changes a light bulb

How many drones does it take to screw in a lightbulb? Two. And about 9 lightbulbs. Watch this drone quadcopter change a light bulb... mostly. YouTuber Marek Baczynski and drone-pilot friend Sven attempt to switch...

Plastic bottle water wheel power generator experiment

Power plant operator and YouTuber 'Thomas Kim' can charge his iPhone using a stream and a DIY hydro-electric generator made from plastic bottles, some disposable plates, a 3 phase stepping motor, and a rectifier circu...

The AgIC marker draws circuits with conductive ink

It's easy to doodle a circuit! Made with silver conductive nanoparticles, the ink in the AgIC Circuit Marker can conduct electricity, as shown in this pop-up book inspired Japanese commercial by Kandenko. Watch the LE...

Boston Dynamics’ new SpotMini robot

Need help loading the dishwasher? Maybe an adorable giraffe and/or dino-style robot can help out. This is Boston Dynamics' SpotMini. SpotMini is a new smaller version of the Spot robot, weighing 55 lbs dripping we...

The next generation of Boston Dynamics’ Atlas robot

If you happen to meet a seemingly delightful, untethered robot who is casually rearranging 10 lb boxes in a warehouse space, please don't push it with a hockey stick or knock it over unkindly. This video is only a dem...

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...

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