SciShow
Surprise! Your Brain Has a Secret Sewer System
Scientists have found a hidden network in the brain, and it might prevent people from developing certain diseases.
TED Talks
TED: Could we treat spinal cord injuries with asparagus? | Andrew Pelling
Take a mind-blowing trip to the lab as TED Senior Fellow Andrew Pelling shares his research on how we could use fruits, vegetables and plants to regenerate damaged human tissues -- and develop a potentially groundbreaking way to repair...
TED-Ed
TED-ED: How do animals experience pain? - Robyn J. Crook
Humans know the surprising prick of a needle, the searing pain of a stubbed toe, and the throbbing of a toothache. We can identify many types of pain and have multiple ways of treating it - but what about other species? How do the...
TED-Ed
TED-Ed: Why is it so hard to cure ALS? - Fernando Vieira
Amyotrophic Lateral Sclerosis (ALS), also called motor neuron disease and Lou Gehrig's Disease, affects about two out of every 100,000 people worldwide. When a person has ALS, their motor neurons - the cells responsible for all voluntary...
TED-Ed
TED-Ed: How does your brain respond to pain? - Karen D. Davis
Everyone experiences pain -- but why do some people react to the same painful stimulus in different ways? And what exactly is pain, anyway? Karen D. Davis walks you through your brain on pain, illuminating why the "pain experience"...
Amoeba Sisters
Nervous System
Join the Amoeba Sisters on this introduction to the Nervous System! This video briefly describes the division of the central nervous system (including going over some general areas of the brain) and the peripheral nervous system before...
Crash Course
Peripheral Nervous System: Crash Course A&P
It is now time to meet the system that helps your crazy brain stay in touch with the outside world. We follow up last week's tour of the central nervous system with a look at your peripheral nervous system, its afferent and efferent...
Crash Course
Autonomic Nervous System: Crash Course A&P
Hank takes you on a tour of your two-part autonomic nervous system. This episode explains how your sympathetic nervous system and parasympathetic nervous system work together as foils, balancing each other out. Their key anatomical...
Amoeba Sisters
The Cell Cycle (and cancer) [Updated]
Explore the cell cycle with the Amoeba Sisters and an important example of when it is not controlled: cancer. Table of Contents: 00:00 Intro 1:00 Cell Growth and Cell Reproduction 1:42 Cancer (explaining uncontrolled cell growth) 3:27...
TED Talks
Elliot Krane: The mystery of chronic pain
We think of pain as a symptom, but there are cases where the nervous system develops feedback loops and pain becomes a terrifying disease in itself. Starting with the story of a girl whose sprained wrist turned into a nightmare, Elliot...
Crash Course
Chordates - CrashCourse Biology
Hank introduces us to ourselves by taking us on a journey through the fascinatingly diverse phyla known as chordata. And the next time someone asks you who you are, you can give them the facts: you're a mammalian amniotic tetrapodal...
Crash Course
Central Nervous System: Crash Course A&P
Today Hank talks about your central nervous system. In this episode we'll explore how your brain develops and how important location is for each of your brain's many functions. Table of Contents Central Nervous System, Location and Brain...
TED-Ed
TED-Ed: The fascinating science of phantom limbs - Joshua W. Pate
The vast majority of people who've lost a limb can still feel it - not as a memory or vague shape, but in complete lifelike detail. They can flex their phantom fingers and sometimes even feel the chafe of a watch band or the throb of an...
SciShow
3 Deadly Diseases You've Probably Never Heard Of
There are some diseases, like Zika or malaria, that get a lot of media coverage. However, every year, millions of people are infected with diseases that are just as deadly that we never hear anything about.
Crash Course
The Nervous System - CrashCourse Biology
Hank begins a series of videos on organ systems with a look at the nervous system and all of the things that it is responsible for in the body.
Bozeman Science
The Brain
In this video Paul Andersen explains the structures and functions of seventeen major parts of the brain. He begins with a quick discussion of brain evolution and ends with a review of the major parts presented inside the brainstem,...
Bozeman Science
Animals
Paul Andersen briefly surveys members of the Domain Animalia. He begins with brief description of the phylogeny of animals. He then describes the characteristics of all animals, heterotrophy, multicellularity, motility and blastula. He...
Curated Video
Controversial Therapy: Implanting Tissue from Aborted Fetuses to Treat Paralysis
Dr. Hong Yang Huang, a neurosurgeon at Xishang Hospital in Beijing, has developed a controversial therapy involving the implantation of tissue from aborted fetuses into the brains and spinal cords of paralyzed patients. Many patients...
Curated Video
The ANATOMY that Da Vinci got WRONG
It's undeniable that Leonardo Da Vinci made a great contribution to the subject of human anatomy. He created gorgeous anatomical illustrations that changed the course of medicine. But like every human being, he got some things wrong. In...
Curated Video
Reflex arc
A neural pathway involved in a reflex response. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce abstract concepts...
Curated Video
Axon
The long projecting part of a nerve cell that transmits impulses away from the body of the nerve cell, to the synapse at its tip. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and...
Curated Video
Vertebrate
Animals with bony spinal columns or backbones, a spinal cord, and a skull enclosing the brain and eyes. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
Curated Video
Factpack: The Spinal Cord
How the millions of nerves in the spinal cord help the brain and body communicate. Biology - Being Human - Learning Points. A Twig FactPack Film. Open a discussion on what has been already learnt in a topic, or use to grab attention at...
Curated Video
Bones
Bones are living, growing tissues. What are they made of and how do they develop from young to old? Biology - Human Body - Learning Points. Bones support the body and protect vital organs. When you are born you have around 300 bones,...