QuirkScience

How deep is the ocean? How will the Sun die?

QuirkScience is an animated science channel. It answers questions like these in films: Shorts in about a minute, and long films when a story needs room.

A new video every day at 6 PM Central on YouTube

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Latest Shorts

Every Short on YouTubeThe same films on TikTok

Meet the cast

The characters on this page are drawn live by the same code that animates the films. Tap one to see its move.

See them in a new film every day.

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Season 2: the deep ocean

Three long films about the deep sea, with Shorts along the way. Scroll down. The bottom of the Mariana Trench is about 10,935 meters below you.

Source Greenaway et al. 2021, Deep Sea Research I (NOAA repository)

214 m

The official record for diving on one breath, set in 2007. The very bottom is fifty times deeper.

Source Guinness World Records

In the Short What Happens to Your Body at the Bottom of the Ocean?

923 m

In 1934 two men rode the Bathysphere down to here, hanging from a steel cable.

Source APS News, Bathysphere

1 km

Not a speck of sunlight is left. About three quarters of the ocean's water is deeper than this.

Source NOAA Ocean Service, NOAA Ocean Explorer

In the Short How Deep Is the Ocean, Really?

Long film · coming for Halloween

Are Sea Monsters Real?

Sailors swore the sea was full of monsters. Were they lying?

3.7 km

The ocean floor, on average: about 3,682 m down. Then it cracks open into trenches.

Source NOAA Ocean Explorer

In the Short How Deep Is the Ocean, Really?

Long film · coming in November

Where Would Aliens Live?

Every living thing needs the Sun. Or does it?

8,336 m

The deepest fish ever filmed: a snailfish, in 2022. Scientists think fish can't survive much below about 8,400 m.

Source University of Western Australia, 2023, Yancey et al. 2014, PNAS

8,849 m

As deep as Mount Everest is tall. The trench keeps going for about two more kilometers.

Source Al Jazeera, 2020

In the Short Mount Everest vs Mariana Trench

10,935 m

Long film · coming in October

What's Actually at the Bottom of the Ocean?

What's at the very bottom, and why did it take us so long to get there?

You reached the bottom. The deep ocean films come out this fall.

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Teachers

Every script is checked against published sources such as NASA, NOAA and peer reviewed papers, and the numbers on screen are the real ones. A Short runs about a minute, so it fits at the start of a lesson. Each video above shows its length and subject.

See the sources for each film

Teaching something we haven't covered yet? Send us the topic. Good questions from classrooms go on our list.

Topic requests hello@quirkscience.com

Earth's layers, as drawn in How Hot Is Earth's Core?

Work with us

We'd love to make films with partners who want science explained well: museums, schools, science organizations and brands.

Write to hello@quirkscience.com with who you are, what you'd like to make and when. We share verified channel numbers once we're talking.

What we make with partners

  • A sponsored segment inside a long film
  • A sponsored Short
  • Films made with museums, schools and science organizations