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Why Democracy Is Mathematically Impossible

AdultsHistoryHumanLife...
Democracy might be mathematically impossible

How should we measure intelligence? | Mary-Helen Immordino Yang

AdultsHumanPsychologySociety...
Our society has an obsession with quantifying everything, often applying measurements and numerical values where they aren't necessary.

5 Ways CRISPR Is About to Change Everything

AdultsBiologyBiotechnologyHuman...
CRISPR-based gene therapies are already changing healthcare for things like sickle cell disease. But CRISPR is bigger than just medicine, and it could revolutionize everything from food and agriculture to green energy fuels to plastics.

Why is it so dangerous to step on a rusty nail? - Louise Thwaites

AdultsBiologyHealthHuman...
Explore how a toxin-producing bacterium causes tetanus, and how to identify its common symptoms and best prevention practices.

How to Disagree with Respect — Not Hate | Spencer J. Cox | TED

AdultsHumanPoliticsPsychology...
Spencer J. Cox, Republican governor of the state of Utah in the United States, says that even in these deeply polarized times, it's still possible to disagree without hate or contempt.

This Disease is Deadlier Than The Plague

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The white death has haunted humanity like no other disease following us for thousands, maybe millions of years.

12 traits emotionally intelligent people share

AdultsHumanLifePsychology...
Sure, IQ is important, but is it as impactful as emotional intelligence? Renowned psychologist and author Daniel Goleman explains.

7 Ways Humans Change Color

AdultsBiologyFoodHealth...
We're all used to our bodies being more or less the color they always are.

Why fish are better at breathing than you are - Dan Kwartler

AdultsAnimalsBiologyHuman...
Explore how fish use their gills to breathe, and how these processes make them some of the most efficient breathers on Earth.

Jewel: Clear perception is the way to psychological strength

AdultsHealthHumanPsychology...
‪@jewel‬ says denying the truth cost her years of her life. This is how she shifted her perception to see truth more clearly and regain her strength.

Were Humans Destined to Exist?

AdultsHistoryHumanScience
This is a snippet of a larger conversation taking place on Crash Course Pods: The Universe. Over 11 episodes, John Green and Katie Mack walk through the entire history of the universe…even the parts that aren’t written yet.

Why Broken Hearts Hurt — and What Heals Them | Yoram Yovell | TED

AdultsBiologyHealthHuman...
What's the relationship between physical and mental pain, and how can you ease both?

Why People Prefer More Pain

AdultsHealthHumanPsychology...
A massive thank you to Rayner Moss for recreating the experiment equipment and making this shoot happen.

Dalmatian Puppy Learns to Enjoy Human Contact

AdultsAnimalsHumanNature...
Dexter the Dalmatian gets daily massages to help him associate pleasure with the touch and smell of a human. He also meets Irish Setter Molly for the first time, to get used to meeting unfamiliar dogs.

How Skin, Snot, and Cells Keep Us Healthy: Animal Defense Systems: Crash Course Biology #45

AdultsBiologyHealthHuman...
The world is full of microbes and viruses that can get us sick, but we’ve got an Avengers-style defense system ready to take them on.

We Are Making a VIDEO GAME

AdultsGamingHumanTechnology...
The universe is a fascinating yet unexplored place – it's about time to change that!

The Science of Emotions with Tony Hale

AdultsHealthHumanPsychology...
Emotions, please take center stage 🌟 Our friend Tony Hale is in our signature National Geographic yellow chair to chat with Dr. Lisa Damour about the science of emotions.

Can you transplant a head to another body?

AdultsBiologyHealthTechnology...
Follow a neurosurgeon's attempts to perform a head transplant, and dig into the ethical and biological questions the procedure raises.

How Does Birth Control Work?

AdultsEducationHumanTechnology...
There are huge varieties of birth control methods because there are lots of different ways to disrupt the process of sperm-egg fertilization.

Why US Politics Is Broken — and How To Fix It | Andrew Yang | TED

AdultsHumanPoliticsPsychology...
The electoral system in the United States needs a redesign, says political reformer Andrew Yang.

You have no free will at all | Stanford professor Robert Sapolsky

AdultsBiologyHumanPsychology...
How your biology and environment make your decisions for you, according to Dr. Robert Sapolsky.