SciShow
3 Ridiculous Ways Plants Get Sick
Plants can get sick, but since they don’t walk around sneezing on each other, the things that infect them need some very weird strategies to spread.
MinuteEarth
The Bacteria That Made Life Possible Is Now Killing Us
Thanks to the St. Croix Watershed Research Station for sponsoring this video! To learn more about their work, visit https://www.smm.org/scwrs/. Aquatic cyanobacteria first oxygenated earth’s air, making human life possible; now, due to...
TED-Ed
TED-Ed: How does your body know you're full? - Hilary Coller
Hunger claws at your belly. It tugs at your intestines, which begin to writhe, aching to be fed. Being hungry generates a powerful and often unpleasant physical sensation that's almost impossible to ignore. After you've reacted by...
SciShow
Microbes Might Survive on Mars | SciShow News
We’re all excited about the Mars rover Perseverance this week, but scientists are also working on some other exciting things!
SciShow
The Carnivorous Plants That Gave Up Meat for Poop
Seymour might have had better luck had he raised one of these Bornean plants instead of a giant Venus flytrap. Instead of evolving to eat animals, they’ve evolved to play nice in exchange for their nutrient rich feces.
TED-Ed
TED-Ed: Which type of milk is best for you? | Jonathan J. O'Sullivan and Grace E. Cunningham
If you go to the store in search of milk, there are a dizzying number of products to choose from. There's dairy milk, but also plant-based products such as almond, soy, and oat milks. So which milk is actually best for you? And which...
SciShow
3 Ways We Could Transform the Future of Food
As the population grows, the demand for food is only going to increase, but luckily, scientists are already working to solve this problem.
Crash Course
Nitrogen & Phosphorus Cycles: Always Recycle! Part 2 - Crash Course Ecology
Hank describes the desperate need many organisms have for nutrients (specifically nitrogen and phosphorus) and how they go about getting them via the nitrogen and phosphorus cycles.
TED-Ed
TED-Ed: The secret language of trees - Camille Defrenne and Suzanne Simard
Learn how trees are able to communicate with each other through a vast root system and symbiotic fungi, called mycorrhizae. -- Most of the forest lives in the shadow of the giants that make up the highest canopy. These are the oldest...
SciShow
Are Multivitamins Really Good For You?
People spend billions of dollars every year trying to boost their health with multivitamins- but are they actually good for you?
SciShow
5 of the World's Most Bizarre Seeds
Some plants have very unique ways to disperse their seeds. Olivia introduces 5 of the most bizarre seeds in the world!
MinuteEarth
Which Is Worse?
A broken bone might seem worse than a sprain, but you'll get over it much more quickly.
MinuteEarth
Is Soil Alive?
Soil doesn't seem like it's "alive", yet it functions like a living thing in lots of key ways.
Crash Course
What Are Ecosystems? Crash Course Geography
Today we're going to take a closer look at ecosystems -- which are communities of living organisms in an area interacting with their environment -- and how this relationship between the amount of energy a place receives and the movement...
SciShow Kids
How Living Things Work Together
Bill and Webb can’t seem to agree, so they head the The Fort where Mister Brown tries to help them work together by teaching them about mutualisms, or when different types of animals help each other in the wild! Next Generation Science...
SciShow
These Trees Eat Salmon!
Fish-eating trees sound like they’re straight out of science fiction. But they’re a real thing—one that exists right here on Earth. And they show just how interconnected life on this planet is.
Crash Course
Metabolism & Nutrition, part 1: Crash Course A&P
Metabolism is a complex process that has a lot more going on than personal trainers and commercials might have you believe. Today we are exploring some of its key parts, including vital nutrients -- such as water, vitamins, minerals,...
Crash Course
What is Soil (and Why is it Important)?: Crash Course Geography
Soil brings together all four spheres of physical geography, and understanding soil composition is kind of like baking! So in today's episode, we're going to show you how to create the perfect soil cake, examine its different soil...
Bozeman Science
The Circulatory System
Paul Andersen surveys the circulatory system in humans. He begins with a short discussion of open and closed circulatory systems and 2,3, and 4-chambered hearts. He describes the movement of blood through the human heart and the blood...
MinuteEarth
The Bird Poop That Changed The World
Thanks to my grandmother for inspiring this story, and to my mother for helping make it. Bird poop was the gateway fertilizer that turned humanity onto the imported-chemical-based farming system of modern agriculture....
SciShow Kids
Make the Most of Compost!
Our friend Elliot thought we should do an episode about composting... so we did! Learn all about how you can turn certain types of trash into nutrient packed soil you can use in the garden!
Crash Course
Ecosystem Ecology: Links in the Chain - Crash Course Ecology
Hank brings us to the next level of ecological study with ecosystem ecology, which looks at how energy, nutrients, and materials are getting shuffled around within an ecosystem (a collection of living and nonliving things interacting in...
Bozeman Science
ESS2A - Earth Materials and Systems
In this video Paul Andersen describes the four major spheres on planet Earth. The geosphere makes up the mass of the planet and includes the major landforms. The hydrosphere is all of the water and the atmosphere is all of the gases. ...
SciShow
Life on Mars
Hank reports on some new discoveries: one which points towards the existence of dark matter with the "majorana particle" and another, which points towards the existence of life on Mars. Exciting stuff!