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

AdultsBiologyHealthHumanScience
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.

Are you buying the right Coffee Beans?

AdultsFilmFoodMediaPersonal FinanceScience
Coffee beans are one of the most confusing items to purchase, so over the past several weeks, I bought 20+ different kinds of coffee at different price points, visited a local roaster, tried roasting my own beans at home and tested a bunch of types of coffee in order to understand the flavor and price differences of coffee beans.

How we can revive Planet Earth in less than 20 years

AdultsHistoryNatureWorldEnvironmentScience
“If given a chance, nature can rebound, and nature can rebound dramatically.” Biologist Sean B. Carroll discusses the resilience of nature and how humans can help it thrive.

The Science of Going Viral

AdultsLifeMediaTechnologySocial MediaScienceCulture
When we say a meme goes “viral,” we aren't actually saying it's making people sick. But the math behind a meme’s spread suggests it's actually a pretty spot-on analogy.

The Science of Emotions with Tony Hale

AdultsHealthHumanPsychologyScienceMental HealthEducation
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.

The Rock That's Helping Us Find the Origin of Life

AdultsHistoryLifeScienceBiologySpace
Epidote might just look like a pretty little crystal, but it has a secret. thanks to the high-pressure circumstances where it forms, we can use it to help us uncover the origins of life on our planet, and maybe even find signs of life on Mars.

Can you transplant a head to another body?

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

This Black Hole Could be Bigger Than The Universe

AdultsEducationEnvironmentScienceSpace
Black holes might create infinite universes while destroying time and space.

What Jumping Spiders Teach Us About Color

AdultsAnimalsLifeNatureScienceBiology
How jumping spiders reveal an entire secret world of colors.

Primitive Technology: Geopolymer Cement (Ash and Clay)

AdultsConstructionCreativityEducationScienceTechnologyDIY
I have made wood ash cement before under the assumption that it was the calcium in the ash that gave it its cementitious properties...

Plants Are Hardcore: Plant Anatomy & Physiology: Crash Course Biology

AdultsLifeNatureWorldScienceBiologyEducation
Plants may not seem like they’re doing much, but if you look closer, you’ll find a whole world just lurking beyond the surface.

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

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

Why the Three-Body Problem is Unsolvable*

AdultsEducationMathSciencePhysicsBooks
What is the THREE-BODY PROBLEM? What does it have to do with the award-winning book of the same name?

8 Terrible Science Takes

AdultsMediaScience
Have you ever seen a science take on the Internet that you're pretty sure is wrong, but you aren't sure how to break it down? Well good news, we are taking care of that for you!

The Language Counting Paradox

AdultsEducationMathScienceLanguage
Lots of languages and species are going extinct, but because others keep getting found or described, the official counts of languages and species are still increasing.

Smoking is Awesome

AdultsHealthHumanScienceAddictionMental HealthSociety
We need to have an honest conversation about smoking: The problem with smoking is that it is way more than just a physical addiction.

The Terrifying Real Science Of Avalanches

AdultsNatureScienceWeatherNatural Disasters
Avalanches are beautiful, majestic, and completely terrifying – this is a video all about the science of avalanches.

The Science of HELLDIVERS 2!

AdultsEducationMediaScienceGamingCreativity
Super Earth needs you, Helldiver! But of course, you wouldn’t just willingly jump into a hellpod and drop straight into the heart of battle without asking some important questions about the science and theory behind your new career, right?

The Solar System is Beige

AdultsEducationScienceSpaceAstronomy
Whether you grew up with a poster of the solar system on your bedroom wall or not, you've probably got a specific idea of what the planets look like. From brilliantly blue Neptune to the "red planet" Mars. But if you managed to actually visit these worlds, you'd find reality... a little beige.

What Makes Kurzgesagt So Special?

AdultsCreativityEducationScienceMedia
We're finally revealing the secret sauce behind kurzgesagt videos.

How AI Will Step Off the Screen and into the Real World | Daniela Rus | TED

AdultsEducationScienceTechnologyArtificial IntelligenceFuture
The convergence of AI and robotics will unlock a wonderful new world of possibilities in everyday life, says robotics and AI pioneer Daniela Rus.