Topic: electricity

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Electrified Pickle

"The first thing to realize is that when you pickle something you put it into a mixture of salt and vinegar. Salt contains ions, sodium ions, chloride ions, and salt solution is electrically conducting, but it's not v...

The longest continuous time lapse from space

Since the very first module Zarya launched from Baikonur Cosmodrome on 20 November 1998, the International Space Station has delivered a whole new perspective on this planet we call home. Join us as we celebrate 20 ye...

Can we get solar power to everyone who wants it?

By the end of 2016, the US was home to over 1 million household and commercial solar energy operations, with 4 times as many solar panels installed that year compared to just four years earlier. But if you don’t own t...

Conductive copper dominoes topple to turn on this lamp

Why simply flip a switch when you can turn on a lamp with a domino chain reaction instead? This is a copper domino light created by London-based design studio Glithero. Tip over the first conductive copper switch, the...

Why are moths obsessed with lamps?

If you, a nocturnal insect, knew how to travel in the darkness by navigating with moonlight, a light bulb might be confusing... distracting... irresistible. This NatGeoWILD video explains why something called transver...

Geothermal energy in Iceland

Iceland is a geothermal energy pioneer. Their unique geology, thanks to volcanism along a rift in the Eurasian tectonic plate and North American tectonic plate, provides a sustainable advantage: Heat from the ground. ...

The Solar Grandmothers of Ambakivao, Madagascar

Not having access to electricity, life in Ambakivao, Madagascar was dark. A group of grandmothers decided to change that, bringing light to their community by becoming the village’s first solar engineers. With the hel...

Use a 9-volt battery to break water into its elemental components

In the 1987 miniseries The Ring of Truth: An Inquiry into How We Know What We Know, Philip Morrison proves that a water molecule is composed of two hydrogen (H) atoms & one oxygen (O) atom with a simple demonstration....

A lemon-powered supercar and making the world’s largest lemon battery

Can you power an electric supercar with lemon-power? It depends on the lemon-power. In the video above, science YouTuber and former NASA JPL engineer Mark Rober attempts to fill a 48-kilowatt-hour battery with electri...

A Visual History of Light, animated

400,000 years ago, humans and Neanderthals created fire. This ignited a relationship between people and photons that changed the course of mankind—and continues to evolve to this day. Take a tour through the visual hi...

Learning from leaves: Going green with artificial photosynthesis

Releasing too much carbon dioxide into the atmosphere, thanks to the burning of fossil fuels, isn't a good thing. But what if leaves can provide some ideas for how we can turn this 'nuisance gas' into useful chemicals...

The surprising interactions between copper and neodymium magnets

Experiments with super strong neodymium magnets and copper! These surprising demonstrations of magnetic damping go beyond the magnet through a copper tube demo that we've previously seen. Watch as Night Hawk in Light ...

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...

How do solar panels work?

The Earth intercepts a lot of solar power: 173,000 terawatts. That’s 10,000 times more power than the planet’s population uses. So is it possible that one day the world could be completely reliant on solar energy? ...

An ‘Awesome’ 360° View At America’s First Offshore Wind Farm

At 5:30am on May 1, 2017, the Block Island Wind Farm replaced a local diesel generating plant and became America's first offshore wind farm. According to Business Insider, "it will emit about 40,000 fewer tons of gree...

Handle, Boston Dynamics’ robot on wheels

Balancing on two legs with wheels for feet, Boston Dynamics' Handle robot looks a bit like it's rollerblading in a science fiction movie. Watch it roll down stairs, carry 45kg of stuff, and leap over hurdles. Yes, it ...

Power, an animated exploration of illustrated machines

From animator and painter Dana Sink, Power is an animated short film that explores the forms of illustrated machines over time.

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