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Combinations of 52 cards (52 factorial)

AdultsMathPsychologyScience
Whenever you shuffle a deck of 52 cards, it is quite likely that you are achieving something never done before in history. The number of combinations is 52 factorial.

The Most Horrible Parasite: Brain Eating Amoeba

AdultsHealthHumanNature...
If you too want to overcome your existential dread, make your life beautiful and support Kurzgesagt, you can get sciency products made with love in our shop. Thanks so much to everyone who's supporting us.

A Picture of the Milky Way's Supermassive Black Hole

AdultsEducationScienceSpace
This is an image of the supermassive black hole, Sagittarius A*, at the center of our Milky Way galaxy.

How the James Webb Space Telescope Will Unfold the Universe | John C. Mather | TED

AdultsConstructionCreativityScience...
The James Webb Space Telescope is a miracle of modern science and engineering.

Why All Melodies Should Be Free for Musicians to Use | Damien Riehl | TED

AdultsArtHumanScience...
Evoke a familiar tune in a song and get slapped with a lawsuit ... it's a tale almost as old as copyright itself.

Food Scientist Breaks Down Every Plant-Based Milk

AdultsEducationFilmFood...
ood scientist Rosemary Trout analyzes each and every plant-based milk. From household staples like almond milk and oak milk to the lesser-known hazelnut and banana milk, watch as Rosemary explains not only where these milks are drunk, but how they're cultivated and bottled.

Illegal Sound

AdultsHistoryPoliticsScience...
Why This Sound is Illegal to Play

How Electricity Actually Works

AdultsEducationScienceTechnology...
Electricity is related to magnetism, both being part of the phenomenon of electromagnetism...

Why are cockroaches so hard to kill? - Ameya Gondhalekar

AdultsAnimalsBiologyEducation...
Dig into the genetic adaptations of cockroaches, and find out what makes it so hard to get rid of these tenacious creatures.

The Department of Redundancy Department

AdultsEducationEnvironmentScience...
Who needs redundancy? Well, everyone, it turns out.

What is Sustainability

AdultsEconomyScienceWorld...
Learn about the various ways that sustainability is defined.

Crash Course Anatomy & Physiology Preview

AdultsBiologyHumanScience...
We made flashcards to help you review the content in this series! Find them on the free Crash Course App!

Why Does Salt Make Food Taste Better?

AdultsEducationFoodScience
Salt doesn’t just make things salty! It has a lot of different effects on how we perceive flavors!

Why are insects important?

AdultsIndustryLifeNature...
Insects pollinate plants. While bees and butterflies get all the credit, moths, wasps, ants and beetles are also pollinators. Insects are integral to our food systems as one-third of food crops depends on the important work of pollinators.

Dolphins Use Stingays to Hunt Octopus | Ocean Giants | BBC Earth

AdultsAnimalsLifeNature...
These crafty dolphins are exploiting sting rays to hunt for their favourite snack – octopus!

We WILL Fix Climate Change!

AdultsFutureScienceWorld...
Our home is burning. Rapid climate change is destabilizing our world. It seems our emissions will not fall quickly enough to avoid runaway warming and we may soon hit tipping points that will lead to the collapse of ecosystems and our civilization.

Could a solar storm destroy modern civilization? - Fabio Pacucci

AdultsEducationScienceSpace...
Explore the science of solar storms, and find out why they occur and just how prepared we are for a major event.

How Horses Save Humans From Snake Bites

AdultsAnimalsNatureScience...
To make antivenom, you first need to collect venom from the world’s most deadly snakes.

Why Water Dissolves (Almost) Everything

AdultsEducationEnvironmentScience...
Water can dissolve more substances than anything else on earth...so why doesn't it dissolve everything away?

The ingredient in almost everything you eat

AdultsFoodHumanScience...
Dig into the science of soy, and discover what makes soybeans such versatile plants and whether it’s healthy for you and the planet.

An Egg Is Just One Cell

AdultsBiologyFoodScience
One of Earth's biggest cells is one you're probably really familiar with.