TED-Ed
TED-Ed: Why is pneumonia so dangerous? | Eve Gaus and Vanessa Ruiz
Every time you breathe, air travels down the trachea, through a series of channels, and then reaches little clusters of air sacs in the lungs. These tiny sacs facilitate a crucial exchange: allowing oxygen from the air we breathe into...
SciShow
New Bacterial Enzymes Could Revolutionize Blood Donations SciShow News
Blood banks need a constant supply of donors to maintain their supply, but some enzymes that are already in our bodies might be able to help!
SciShow
3 Reasons Mosquitoes Suck
Hank gives you at least three reasons to like mosquitoes even less than you do already, and tells you how you can literally decrease world suck by fighting mosquito-borne disease.
SciShow
What Happens If You Don't Take out a Splinter?
Splinters are gross, but you might want to watch this before grabbing the tweezers.
SciShow
Kids and Sugar The SweetandLowdown
If you've heard it once, you've heard it a thousand times: Parents blaming their kids' active behavior on sugar. But is it true? Hank gives you sweet-and-lowdown on the extent to which sugar can and can't affect behavior, in kids and...
SciShow Kids
How to Feel Your Heart Beat
Get to know your body’s most important muscle -- your heart -- and learn how to take your own pulse!
SciShow
The Science of Chocolate
While you unwrap that luscious truffle, let Hank explain the science of chocolate -- where it comes from, what its active ingredient is, and how it works. Also learn the difference between chocolate, cocoa, cacao and coca, so you really...
Bozeman Science
Examples of Natural Selection
Paul Andersen details examples of natural selection in the world. He starts by explaining how changes in global temperatures are causing plants to adapt. He explains how mutations cause changes in phenotype which give organisms varying...
TED-Ed
TED-Ed: What would happen if you didn't drink water? - Mia Nacamulli
Water is essentially everywhere in our world, and the average human is composed of between 55 and 60% water. So what role does water play in our bodies, and how much do we actually need to drink to stay healthy? Mia Nacamulli details the...
TED-Ed
TED-Ed: Sajan Saini: How light technology is changing medicine
It's an increasingly common sight in hospitals around the world: a nurse measures our height, weight, blood pressure, and attaches a glowing plastic clip to our finger. Suddenly, a digital screen reads out the oxygen level in our...
Crash Course
Endocrine System, part 2 - Hormone Cascades: Crash Course A&P
In the second half of our look at the endocrine system, Hank discusses chemical homeostasis and hormone cascades. Specifically, he looks at the hypothalamus-pituitary-thyroid axis, or HPT axis, and all the ways your body can suffer when...
Crash Course
Endocrine System, part 1 - Glands & Hormones: Crash Course A&P
Hank begins teaching you about your endocrine system by explaining how it uses glands to produce hormones. These hormones are either amino-acid based and water soluble, or steroidal and lipid-soluble, and may target many types of cells...
TED Talks
Nathan Wolfe: The jungle search for viruses
Virus hunter Nathan Wolfe is outwitting the next pandemic by staying two steps ahead: discovering deadly new viruses where they first emerge -- passing from animals to humans among poor subsistence hunters in Africa -- before they claim...
Bozeman Science
The Skeletal System
Paul Andersen describes the important features of the skeletal system. He starts by comparing and contrasting endoskeletons and exoskeletons. He then explains how the human skeleton provides support, movement, storage, blood production...
SciShow Kids
3 Fun Facts About Bats!
You don’t have to be Batman to think bats are awesome! Learn some fun facts about these furry flying mammals.
SciShow
How Does Icing an Injury Help?
Since your body is already pretty good at healing itself, does icing an injury actually help?
Crash Course
Emotion, Stress and Health: Crash Course Psychology
So, it turns out we have an easy time reading emotions in facial expressions, but emotions can straight up kill us! In this episode of Crash Course Psychology, Hank discusses stress, emotions, and their overall impact on our health. --...
TED-Ed
TED-ED: How to make your writing suspenseful - Victoria Smith
What makes a good horror story? Hideous monsters and fountains of blood might seem like a good place to start, but as horror author H.P. Lovecraft wrote, _The oldest and strongest kind of fear is fear of the unknown." Writers harness...
Curated Video
Exploring the World of Fish: Anatomy, Behavior, and Classification
This video provides an overview of different sea creatures, explaining which ones are fish and which ones are mammals. It also delves into the anatomy and characteristics of fish, including their fins, circulatory system, feeding habits,...
Curated Video
The Power of Organ Donation: Saving Lives and Improving Quality of Life
This video provides information on organ donation and transplantation. It highlights the potential impact of organ donation, including saving up to 8 lives through organ donation and improving the lives of 75 others through skin and...
Curated Video
The Fascinating World of Octopuses: From Fossils to Intelligence
In this video, the teacher discusses the fascinating world of octopuses, highlighting their ancient origins, short lifespans, multiple hearts and brains, intelligence, contortionist abilities, and unique defense mechanism of shooting...
Curated Video
Reducing Inflammation: A Key to Preventing Heart Attacks and Strokes
In this video, the speaker discusses the connection between inflammation and heart attacks/strokes. They highlight the importance of reducing inflammation to lower the risk of cardiovascular diseases. The video mentions that a simple...
Curated Video
Life-Saving Treatment: Rapid Angioplasty for Heart Attack Patients
This video highlights the life-saving treatment of unblocking arteries through angioplasty, allowing blood to flow back into the heart muscle after a heart attack. It emphasizes the importance of prompt treatment in reducing the risk of...
Curated Video
I WONDER - What Is In Our Blood?
This video is answering the question of What is in our blood.