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Tom Scott Videos

The World Tom Scott

The World's Most Powerful Tida...

Near Bodø in Norway, there's the strongest tidal current in the world: Saltstraumen Maelstrom, a constantly-changing rush of whirlpools, boils and vo...


1 day ago

Why The YouTube Algorithm Will Always Be A Mystery Tom Scott

Why The YouTube Algorithm Will...

The mysterious YouTube algorithm. It's confused people for years, and will continue to do so. So why isn't YouTube more transparent? It used to be tha...


1 week ago

How The Arecibo Telescope Could Help Save The World Tom Scott

How The Arecibo Telescope Coul...

The radio telescope at the Arecibo Observatory in Puerto Rico can do something that most radio telescopes can't: it can transmit. And that's useful fo...


2 weeks ago

Why Sci-Fi Alien Planets Look The Same: Hollywood Tom Scott

Why Sci-Fi Alien Planets Look ...

There's a reason that a lot of planets in American science fiction look the same: they're all filmed in the same places. But why those particular loca...


3 weeks ago

How To Not Break A Mars Rover Tom Scott

How To Not Break A Mars Rover

The Mars Yard, at NASA's Jet Propulsion Laboratory, is one of the closest simulations of Mars that we've got. Admittedly, there's a bit more atmospher...


4 weeks ago

Voyager 1 Tom Scott

Voyager 1's Getting Closer to ...

The Voyager 1 space probe is the furthest man-made object from Earth, and the fastest. But right now, it's moving towards us. Relatively speaking. At ...


1 month ago

Drones vs Lightning ⚡ Tom Scott

Drones vs Lightning ⚡

At the University of Manchester's High Voltage Laboratory, we see what happens when a DJI Phantom 3 drone gets hit with an electrical impulse of 1.4MV...


1 month ago

Why This “Zero Calorie Sweetener” Isn’t Zero Calories Tom Scott

Why This “Zero Calorie Sweet...

The final video of this run is from Alex at Technicality Studios! Go subscribe: https://www.youtube.com/user/TechnicalityTime Splenda is a "zero-calor...


2 months ago

Why Song Translations Usually Suck Tom Scott

Why Song Translations Usually ...

Today's guest video is from Alex at PlayTheMind! Go subscribe: https://www.youtube.com/channel/UC0-oBbYS4LqupJ1vhOqUhJw It's been a long time since I ...


2 months ago

The Foil That Went To The Moon And Back Tom Scott

The Foil That Went To The Moon...

Today's guest video is from Amy at Vintage Space! Go subscribe: https://www.youtube.com/vintagespace Amy brings with her one of the greatest props I'v...


2 months ago

The Disaster That Changed Engineering: The Hyatt Regency Collapse Tom Scott

The Disaster That Changed Engi...

Today's guest video is from Grady at Practical Engineering! Go subscribe: https://www.youtube.com/user/gradyhillhouse The Hyatt Regency Hotel collapse...


2 months ago

You Can Hear The Difference Between Hot and Cold Water Tom Scott

You Can Hear The Difference Be...

The guest videos start here! Go subscribe to Steve Mould: https://youtube.com/stevemould Hot and cold water sound different when you pour them. When S...


3 months ago

One Town, Four Elements: Ytterby Tom Scott

One Town, Four Elements: Ytter...

Yttrium, terbium, erbium and ytterbium were all named after one small town on the Stockholm archipelago. But it could have been different, and there c...


3 months ago

The Beer Pipeline of Bruges Tom Scott

The Beer Pipeline of Bruges

In Belgium, there's an underground beer pipeline. Yes, it's inherently difficult to film something that's underground, but I headed over to Bruges to ...


3 months ago

Inside YouTube Tom Scott

Inside YouTube's Mixed Reality...

At YouTube Space New York, there's the Mixed Reality lab: a virtual reality setup using an HTC Vive, a third controller, and some fancy compositing eq...


3 months ago

The World Is Slowly Running Out Of Sand Tom Scott

The World Is Slowly Running Ou...

I never thought of sand as a non-renewable resource, but there's only a limited supply: and to make things worse, it keeps getting washed into the sea...


3 months ago

America Tom Scott

America's First Supermodel: Au...

One woman's face is all over New York, although you've probably never heard of her. This was written with Amor Sciendi: go check it out!


3 months ago

Elia: The World Tom Scott

Elia: The World's Most Frustra...

Near the town of Herning in Denmark sits Elia, a giant metal dome sculpture by Ingvar Cronhammar that occasionally spouts flame. I reckon it's the wor...


4 months ago

ᚼᛒ: Harald Bluetooth and Your Phone Tom Scott

ᚼᛒ: Harald Bluetooth and Y...

The Jelling Stones, thousand-year-old Viking runestones, sit in the town of Jelling in Denmark. They tell the tale of Harald Bluetooth: one of the fir...


4 months ago

Zero-G Experiments on Earth: The Bremen Drop Tower Tom Scott

Zero-G Experiments on Earth: T...

In Bremen, Germany, there's a tower more than a hundred metres high: it's called the Fallturm, or the Drop Tower. If you want a cost-effective way to ...


4 months ago

The Little-Known Patterns on British Streets Tom Scott

The Little-Known Patterns on B...

I thought about saying "secret patterns" or "mysterious patterns" in the title, but that'd be a lie: they're just mostly unknown! So let's talk about ...


4 months ago

The Confusing Borders of Lake Constance Tom Scott

The Confusing Borders of Lake ...

If you're sitting on a boat in Lake Constance, are you in three countries at once? Or just in one? Does it even matter? Because strangely, it turns ou...


5 months ago

Fallout Shelters and Zurich Tom Scott

Fallout Shelters and Zurich's ...

Switzerland has a reputation for being... not paranoid, exactly, but certainly careful with their own safety. Zurich exemplifies this: not just with i...


5 months ago

Why YouTube Streams Don Tom Scott

Why YouTube Streams Don't Coun...

The Christmas Number One is a British tradition: but it's one that's having to go through some changes -- because not many people buy music any more.


5 months ago

Science vs the Weather: Salford Tom Scott

Science vs the Weather: Salfor...

At the University of Salford's Energy House, all the energy use is monitored and controlled, allowing researchers to experiment with all sorts of insu...


5 months ago

In Old Movies, Why The Dial Tone After Someone Hangs Up? Tom Scott

In Old Movies, Why The Dial To...

Brace yourselves, we're about to get into some serious detail about telephone systems. Thanks to all the folks at Seattle's Museum of Communications!


5 months ago

Wheels, Bombs, and Perpetual Motion Machines Tom Scott

Wheels, Bombs, and Perpetual M...

This is a collaboration with the Royal Institution! Go check out their video here: https://youtu.be/sScrtGdKmho -- Perpetual motion machines are badly...


5 months ago

The City of the Dead: Colma, California Tom Scott

The City of the Dead: Colma, C...

In this small city near San Francisco, the dead outnumber the living by a thousand to one. There's some gruesome history here - and a few questions fo...


6 months ago

Stopping a Disastrous Plan with Science: the Bay Model Tom Scott

Stopping a Disastrous Plan wit...

John Reber had a plan: to dam the San Francisco Bay. He convinced some politicians - and it took the US Army Corps of Engineers, and the Bay Model the...


6 months ago

Arson as a Christmas Tradition: The Gävle Goat Tom Scott

Arson as a Christmas Tradition...

In Gävle, Sweden, every year they build Gävlebocken, an enormous traditional Swedish Christmas straw goat. And every year, someone tries to burn it ...


6 months ago

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