SciShow
Engineering Plants That Fertilize Themselves to Save the World
Humans have relied on fertilizers to grow their plants for thousands of years. But the production of synthetic fertilizers also requires an immense amount of energy that comes primarily from fossil fuels and therefore contributes to...
TED Talks
TED: The wheat field that could change the world | Guntur V. Subbarao
Crop physiologist Guntur V. Subbarao and his team have developed an antibiotic-infused strain of wheat that naturally combats harmful, fertilizer-eating bacteria -- a "monster" contributor to climate change. Learn more about how this...
Bozeman Science
The Greenhouse Effect
In this video Paul Andersen explains how the greenhouse effect and greenhouse gases keep our planet warm enough to be habitable. He explains how greenhouse gases keep heat closer to the surface. He finally shows how increases in...
Bozeman Science
Environmental Matter Exchange
Paul Andersen explains how living organisms exchange matter with the environment. The importance of the surface area to volume ratio is emphasized using a simple mathematical model. The essential chemicals for life; water, carbon,...
SciShow
Pluto's Runaway Atmosphere, and Earth's 'Cousin'
According to some of the latest New Horizons data, Pluto's got flowing nitrogen ice and only half the atmosphere it had two years ago. Plus, the latest batch of exoplanets includes a world that's a lot like Earth... probably.
Crash Course
Carbon... SO SIMPLE: Crash Course Biology
And thus begins the most revolutionary biology course in history. Come and learn about covalent, ionic, and hydrogen bonds. What about electron orbitals, the octet rule, and what does it all have to do with a mad man named Gilbert Lewis?...
SciShow
Why Peeing in the Pool Could Be Dangerous | Disinfection By-Products
It’s kind of a pain to get out of the pool just to use the bathroom, plus chlorine is a disinfectant so it is fine to pee in the pool, right? Well, it turns out that might give you some health issues.
SciShow
3 Animal Oddities: Sloths & Moths, the Biggest Genome, and Upside-Down Life
Michael Aranda shares some newly discovered animal oddities this week, including the secret shared by sloths and moths, the largest animal genome ever sequenced, and unusual new life at the bottom of the world.
SciShow
Our Smelly Solar System
Sight, sound, and yes, taste, have all helped humanity better understand space, but what about smells? Scientists think we have a pretty good idea of what some places smell like, and decoding astronomical aromas can be a good way of...
SciShow
The World's Bird Poop Obsession
Here's something to think about the next time you clean your windshield.
SciShow
How Pluto’s Heart Makes Its Atmosphere Spin Backward - SciShow News
Pluto's heart is revealing itself to be a major influence on the dwarf planet’s landscape and atmosphere, and scientists used atom probe tomography (APT) for the first time on lunar soil to study it atom by atom!
SciShow
Darwin's Darlings: Meat-Eating Plants
SciShow describes the fascinating science of Darwin's little darlings: meat-eating plants. Learn about their many different types, how they catch and eat their prey, and how scientists think they evolved.
SciShow
Early Galaxies Ran on Empty Gas Tanks
Many galaxies formed fast after the Big Bang, but about half of them suddenly stopped making new stars and it looks like this is literally because they ran out of gas. And with new instruments and techniques, we are now finding lost...
SciShow
The Coolest Things We Didn't Know About Pluto Two Years Ago
On July 14, 2015, New Horizons flew by Pluto. Scientists have used the data from the mission so far to uncover active geology, an enormous canyon, a unique case of chemical coloration, and more. What else might we discover as we venture...
SciShow
Everything You Need to Know About Living on Mars
Scientists are constantly researching different ways people could potentially live on Mars. Start making your future Martian travel plans with this collection of videos about the unique challenges of putting humans on Mars.
Crash Course
Intro to Substitution Reactions - Crash Course Organic Chemistry
Substitution reactions can have really powerful effects, both good and bad, in our bodies. You might remember substitution reactions as displacement reactions from general chemistry, but (you guessed it!) in organic chemistry they’re a...
SciShow
What’s Hiding Inside The Crab Nebula?
The Crab Nebula is one of the most studied things in the sky, but it took glimpses through various wavelengths of the electromagnetic spectrum to get a full picture of what’s hiding inside!
SciShow
How to Date a Dead Thing
SciShow explains radiocarbon dating, the best way to date a dead thing!
SciShow
Doggerland: A Real-Life Atlantis
Though we probably won’t find a literal Atlantis beneath the sea, that doesn’t mean that a human settlement hasn’t ever been lost to the water. Meet Doggerland.
SciShow
Earth’s Underwater Topography & The Recent Space Walk
We just mapped out 80% of our earth and gave the ISS a tuneup! Hank Green explains what is going on in this episode of SciShow Space News!
SciShow
Big Martian Lake!
Hank shares the latest exciting findings from the Mars Science Laboratory, known to its friends as Curiosity. Learn what Curiosity has discovered about the giant Gale Crater, and what those developments mean for the prospects of ancient...
Bozeman Science
Le Chatelier's Principle
In this video Paul Andersen explains how Le Chatelier's Principle can be used to predict the effect of disturbances to equilibrium. When a reversible reaction is at equilibrium disturbances (in concentration, temperature, pressure, etc.)...
SciShow
Why Do Some Farts Smell So Bad?
Sometimes your farts stink, and sometimes they don't—and it's not because of methane.