TED-Ed
TED-Ed: What causes kidney stones? - Arash Shadman
The biggest kidney stone on record weighed more than a kilogram and was 17 centimeters in diameter. The patient didn't actually swallow a stone the size of a coconut; kidney stones form inside the body. So how do they grow in the first...
TED-Ed
Why bats don't get sick | Arinjay Banerjee
Consider a bat that is infected with several deadly viruses, including ones that cause rabies, SARS, and Ebola. While this diagnosis would be lethal for other mammals, the winged wonder is totally unfazed, and may even spend the next 30...
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.
SciShow
Meet Your Microbiome
What you don't know about your microbiome may kill you!!! ...or just give you diarrhea.
SciShow
How 18th-Century Medicine Killed George Washington
What killed George Washington? Turns out it was probably related to the bloodletting and other 18th-century medicine his doctors applied.
TED-Ed
TED-Ed: How do you know if you have a virus? | Cella Wright
A new virus emerges and spreads like wildfire. In order to contain it, researchers must first collect data about who's been infected. Two main viral testing techniques are critical: one tells you if you have the virus and the other shows...
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
When Sex is Hard
When it comes to sex things can be complicated, but for the three species we are looking at today, sex is really hard.
SciShow
Why Getting Sick in Space Is the Worst
We've talked about some of the ways microgravity can negatively affect humans, but for bacteria, being in space might be quite beneficial!
TED-Ed
TED-Ed: How mucus keeps us healthy - Katharina Ribbeck
Your body produces more than a liter of mucus every day, and when you're sick, it can be hard to miss. But what exactly is mucus? And what does it do, besides making you miserable? Katharina Ribbeck reveals the mysteries of this...
TED-Ed
TED-ED: The accident that changed the world - Allison Ramsey and Mary Staicu
In 1928, scientist Alexander Fleming returned to his lab and found something unexpected: a colony of mold growing on a Petri dish he’d forgotten to place in his incubator. And around this colony of mold was a zone completely and...
TED-Ed
TED-Ed: Hacking bacteria to fight cancer | Tal Danino
In 1884, an unlucky patient who had a rapidly growing cancer in his neck came down with an unrelated bacterial skin infection. As he recovered from the infection, the cancer surprisingly began to recede. The infection had stimulated the...
SciShow
How Often Do You Really Need to Shower?
Do you really need a daily shower to stay clean, or is it doing more harm than good? Some scientists have recommendations based on what we know about our skin , and what might be living on top of it.
SciShow
Why Do Animals Lick Their Wounds?
There are a few animals that will instinctively lick their wounds when injured. SciShow Quick Questions explores the reasons why they do this, and why we sometimes have to stop them from doing it.
Curated Video
Only In Australia 14 - Polar Bear Root Canal
Polar Bear Root Canal:A team of experts performs root canal tooth surgery on a polar bear, highlighting the unique challenges of caring for animals in captivity.
Curated Video
Revamped Infection and Immunity Laboratories at King's College London: Advancing Research on Infectious Diseases
The Infection and Immunity Laboratories at King's College London have undergone an extensive refurbishment, solidifying its position as a leading research center for infectious diseases in the UK. The newly opened facility, graced by...
Curated Video
Revolutionary Technology to Detect and Combat MRSA Infections in Hospitals
This video highlights the story of James Wallacot, a patient who suffered from a highly drug-resistant strain of the Staphylococcus aureus bacterium (MRSA) after routine knee surgery. It emphasizes the need for improved detection and...
Curated Video
Mast Cells: A Potential Breakthrough in Fighting Bacterial Infections
Scientists have discovered that mast cells, known for causing allergic reactions, may have another use in fighting bacterial infections. Through genetic modification, mast cells were able to break down a poison called endothelin, which...
Curated Video
Phagocyte
A white blood cell that helps protect the body by engulfing and absorbing harmful bacteria, dead or dying cells, waste material, or other foreign bodies in the bloodstream and tissues. A Twig Science Glossary Film. Key scientific terms...
Curated Video
Appendix
A small, tube-like organ in the human body, attached to the start of the large intestine, and which appears to serve no useful function. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images...
Curated Video
Pandemic Viruses: SARS
SARS swept the globe amid fears of a lethal super-virus. Scientists hurriedly tried to find a cure and discovered that the SARS virus came from a very unlikely source. Biology - Cells And DNA - Learning Points. The Severe Acute...
Curated Video
Pandemic Viruses
Pandemic viruses can spread around the world. Viruses invade our bodies destroying cells and infecting others, but how do they do it? Biology - Cells And DNA - Learning Points. Viruses are deadly, contagious and can spread easily around...
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,...