SciShow
How Does Cold Medicine Work?
The cold medicine you picked up at the store involves some cool chemistry to treat your symptoms. *Correction: This episode was written by Alison Caldwell.
SciShow
The Second-Ever Case of Full HIV Remission | SciShow News
There’s still a lot of work to be done before HIV is cured, but this week scientists reported the second-ever case of full HIV remission in a patient.
SciShow
Cockroaches, Alligators & Other Weird Sources of New Drugs
Some of humanity’s favorite antibiotics are starting to lose their mojo, in the face of smart, sneaky, and rapidly-evolving bacteria. To find new drugs to combat these superbugs, scientists are looking in some weird new places, like...
SciShow
This Jawless Fish Could Help Treat Brain Diseases
You might expect to find these fish at the core of an ancient, distant asteroid, but we find them instead on Earth. That doesn’t mean they aren’t special, though. In fact, their immune systems may be the key to unlocking a new treatment...
Crash Course
Your Immune System: Natural Born Killer - Crash Course Biology
Hank tells us about the team of deadly ninja assassins that is tasked with protecting our bodies from all the bad guys that want to kill us - also known as our immune system.
SciShow
SciShow QuizShow: Bad Blood and Weird Bugs
SciShow’s Executive producer Hank Green faces off against SciShow senior editor Alyssa Lerner in this Quiz Show about weird experiments and strange animal parts.
SciShow
How Anglerfishes Become One With Their Partners
Anglerfishes are pretty unique creatures, but what’s really unique is how some of these species mate.
SciShow
Can Cold Showers Really Improve Your Health?
Some people tout the health and productivity benefits of cold showers, but how much do they really do?
Amoeba Sisters
Specialized Cells: Significance and Examples
Explore some examples of specialized plant and animal cells with the Amoeba Sisters! Video explains how specialized cell structure suits their function. Table of Contents: Intro 00:00 Specialized Cell Defined 0:26 Animal and Plant Cells...
Amoeba Sisters
Antibiotics, Antivirals, and Vaccines
Explore the basics of how antibiotics, antivirals, and vaccines work to help your immune system in the fight against pathogens! This Amoeba Sisters video also briefly introduces the lines of defense in the immune system and discusses how...
Amoeba Sisters
Immune System
Explore the basics about the immune system with The Amoeba Sisters! This video talks about the three lines of defense and also compares cell-mediated response with the humoral response.
SciShow
The Science of the Cinnamon Challenge
Hank explains the science behind the "cinnamon challenge," and reveals why it is nearly impossible to complete.Do not attempt the cinnamon challenge! Instead, why not just watch some videos of the thousands of YouTubers failing at it!...
SciShow
Do You Really Have a New Body Every 7 Years?
You may have heard the rumor. Every seven years your body becomes a whole new person. But is there anything to this? Check out this SciShow episode to find out!
SciShow
Why You Might Want Parasitic Worms
Some doctors have actually found a connection between having parasitic worms and not having immune system problems like allergies or arthritis.
Curated Video
Antibody
A protein produced by the immune system that attacks a harmful agent, such as a virus or bacteria. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...
Curated Video
Immune Defence: Part 2
Antibodies combat some of the strongest foreign invaders that enter your body. What are antibodies and how do they work? Biology - Cells And DNA - Learning Points. Whenever a germ or infection enters our body, white blood cells,...
Curated Video
Reducing the spread of disease – Big reveal
What is it? ... These are white blood cells! Life processes - Humans and other animals - Reducing the spread of disease A Twig Tidbit Film - Big Reveal. The image zooms out from an extreme close-up to full frame. The children have to...
Curated Video
What is a scab?
Scabs help your skin to heal when you cut yourself. Living things - My incredible body - My skin Learning Points Scabs help your skin to heal. A Twig Junior Film - Core science concepts explained in an easy way for the youngest students.
Curated Video
Blood donation
Explore the substances that make up blood and why it is classed as a mixture. Material processes - Separating mixtures - What is a mixture? Learning Points Mixtures do not react chemically and can usually be separated. Blood is a mixture...
Wonderscape
Battling Viruses: The Body's Defense and Vaccine Power
Delve into the body's immune response against viral infections and the vital role of vaccines in disease prevention. Understand how symptoms like fever and coughing signal the immune system's battle against viruses, and explore the...
Curated Video
GCSE Biology - What Is Blood Made of? / What Does Blood Do? #25
Ever wondered what your blood is made of? Red blood cells, white blood, platelets and plasma! Learn what each of these components does and how we can replace it with artificial blood.
Curated Video
GCSE Biology - Immune System (Defences Against Pathogens) #38
In this video we take a look at our bodies defences against pathogens. Including the physical and chemicals barriers, and our immune system.
Professor Dave Explains
Neutrophils: First Line of Defense
We've covered macrophages and dendritic cells, so let's move on to neutrophils. These are the most abundant white blood cells, and they act as the first line of defense in innate immunity. How do they form, and what do they do...
Visual Learning Systems
The Importance of Blood and its Components
In this video, we explore the purpose and components of blood. We learn that blood carries oxygen, nutrients, and waste products throughout the body. This video is part of the 10-part series, Circulation and Respiration.