SciShow
What's the Weird Face We Make When We Touch Our Eyes
Why does your mouth hang open and cause you to make a silly face when you use eye drops or put on mascara?
SciShow
Why Does Sugar Make My Teeth Hurt?
Picture this: you're gorging on leftover Halloween candy. You take a bite of a fun-size chocolate bar and instead of sugary goodness, you get a flash of blinding pain in your tooth! What's the deal?
SciShow
World's Most Asked Questions How Can I Get Rid of the Hiccups
People ask Google everything under the sun. One of the most commonly searched questions in the world is “How do I get rid of hiccups?” Allow us at SciShow to explain.
SciShow
We Finally Know How Anesthesia Works
Even though doctors have been using general anesthesia for nearly 200 years, they haven’t really understood the details of how it temporarily shuts down your brain — until now.
SciShow
Why Does Putting a Finger Under Your Nose Stop a Sneeze?
Sometimes sneezing can be really inconvenient, but why does a technique made popular by cartoon shows seem to be effective at stopping them?
SciShow
Can You Really Be Scared to Death?
Can you literally "die of fright?" Turns out, you can! In this episode of SciShow Hank explores the mechanisms in your body that activate when you get scared, and how they can sometimes get out of hand.
TED Talks
Todd Kuiken: A prosthetic arm that "feels"
Physiatrist and engineer Todd Kuiken is building a prosthetic arm that connects with the human nervous system -- improving motion, control and even feeling. Onstage, patient Amanda Kitts helps demonstrate this next-gen robotic arm.
TED-Ed
TED-Ed: The surprising reason our muscles get tired - Christian Moro
Why do our muscles get tired and sore after exercise? Explore how our muscles function, and how you can exercise longer without experiencing muscle fatigue. -- You're lifting weights. The first time feels easy, but each lift takes more...
SciShow
Animal Magnetism: How Animals Navigate
Hank tells us about new research into the question of how animals navigate from place to place - while the problem is still unresolved, we do have some hypotheses, and they all involve something called "magnetoreception."
Crash Course
Eukaryopolis - The City of Animal Cells: Crash Course Biology
Hank tells us about the city of Eukaryopolis - the animal cell that is responsible for all the cool things that happen in our bodies.
Curated Video
Tissue
A collection of cells in an organism that have similar appearance, structure and function. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science...
Curated Video
Neurons as Networks
Neurons, the brain's electrical signals, control how our bodies work. Discover how they do this and why they are implicit in learning new skills. Biology - Being Human - Learning Points. The human brain has over 100 billion neurons....
Curated Video
Fight or Flight
Danger elicits an instinctive biological response. Find out which hormones control whether we run away, or stand our ground and fight. Biology - Being Human - Learning Points. At the first sight of danger, messages are sent to the brain...
Curated Video
How We Taste
Taste is a survival instinct: we instinctively dislike bitter or sour tastes in case food is off or poisonous. An introduction to the tongue and how it helps us to taste. Biology - Being Human - Learning Points. Taste is a survival...
Curated Video
Synaesthesia
Synaesthesia, or mixed sensory perception, leads people to "see" smells or "hear" colours. Why does this occur and what does this tell us about brain function? Biology - Being Human - Learning Points. Each of our senses has different...
Curated Video
How We Smell
Introduction to the structure and function of the nose, and how it works in tandem with the brain. How do we tell the difference between good and bad smells, and has this ability helped humans to survive? Biology - Being Human - Learning...
Curated Video
How do we see?
Find out how our eyes and brain work together to enable us to see. Living things - Our senses - How do we see? Learning Points Our eyes and brain work together to enable us to see. Our eyes allow us to see the world around us. A Twig...
Curated Video
Do jellyfish have brains?
Find out how jellyfish survive without a brain. Living things - Our senses - Incredible brain Learning Points Our brains help us to interpret the information provided by our sense organs (eyes, ears, nose, tongue and skin). A Twig Junior...
Curated Video
Structure And Function Of the Living Organisms: The Structure and Functions of The Human Nervous System
By the end of this learning object, the student will be able to: Identifying the structure and functions of the human nervous system.5728
Curated Video
Why Does Pooping Feel 'Good?'
The satisfaction, relief, and even pleasure you feel after a good pooping session is due to the stimulation of two nerves: the pudendal nerve and the vagus nerve. Both have slightly different effects, but together, they contribute to...
Great Big Story
Why Do You Sneeze in the Sun
Discover the strange genetic condition of sun sneezing and its potential medical significance.
Curated Video
Learn About The Funny Bone!
Your funny bone isn't a bone at all, let's learn more about it!
Curated Video
Exploring New Frontiers in Pain Relief: From Puffer Fish to Opiates
This video explores the innovative methods scientists are using to develop new painkillers, from exploring the properties of the poisonous puffer fish to enhancing traditional opiates like Oxycontin. By targeting the root pathways of...
Institute of Human Anatomy
What Is a Brain Freeze??
In this video, Jonathan from the Institute of Human Anatomy, discusses the anatomy of the dreaded brain freeze, or ice cream headache, or the obnoxiously long sphenopalatine ganglioneuralgia.