SciShow
Earwax, Butt Hair, and Other Weird Human Attributes
You can probably tell someone the purpose of most of your body parts. But what about earwax? Or your appendix? If you’re looking for those answers, or wondering why you have a butt, pop a squat to find out about weird human attributes.
SciShow
The Virus Eaters
Viruses are really tiny, so you might think nothing could survive on a virus-based diet. But, according to a growing body of research, the right kind of microorganism can!
SciShow
Am I 1% Nacho?
If you weighed 99 lbs, and ate 1 lbs of nachos, would that make you 1% nacho? Hank attempts to answer this question with a series of deeper questions on this episode of SciShow quick questions.
Be Smart
The Invisible Creatures That Keep You Alive!
A complete microbiome lives inside us, and believe it or not, that's a good thing.
TED-Ed
TED-Ed: What makes TB the world's most infectious killer? - Melvin Sanicas
Learn why tuberculosis, TB, is the world’s most infectious disease and how medical advancements are improving treatment. -- In 2008, two 9,000-year old skeletons were found with their bones infected by an all too familiar bacterium. The...
SciShow
Why Does Your Breath Stink in the Morning?
At night, your mouth becomes the perfect home for growing bacteria. Forgive us if we don't talk to you until after you brush your teeth.
SciShow
Fish Pee: The Coral Reef Superfood
Fish consider the ocean their own personal toilet. Well, researchers found out that's not such a bad thing!
SciShow
Why Don't Humans Get Heartworm? (Spoiler: We Do)
Preventing heartworm disease in your dog isn't just good for your furry friend. It turns out that humans can be infected with heartworm, too!
SciShow
Eat Off Your Toilet Seat
Hank talks about how your toilet is actually one of the cleanest places in your house, despite its function. Research has shown that cutting boards, dish towels and sponges have FAR more fecal bacteria on them than your toilet seat,...
MinuteEarth
Do Other Diseases Have "Long" Versions?
COVID isn’t the only virus to cause long-lasting symptoms. Other viruses - including the flu - can have similar enduring effects on our tissues and immune systems.
SciShow
How Did the Milky Way Get Its Spiral?
Most galaxies that we know of are spirals, including the Milky Way, but how do they form and keep their shape over billions of years?
MinuteEarth
Hyena Butter: Everything You Did And Didn't Want To Know
Hyenas communicate via an information-dense physical medium (hyena butter) - and now MinuteEarth does too (book).
SciShow
Should You Really 'Feed a Cold, Starve a Fever'?
Old adages can be pretty hit or miss—especially when it comes to medical advice—but it turns out there may actually be some truth to the saying, "feed a cold, starve a fever."
SciShow
Thank Goodness for Chlamydia(e)
The group of bacteria known as Chlamydiae doesn't do much to endear itself to us since these bacteria can cause a variety of illnesses. But it turns out that we may have Chlamydiae to thank for life as we know it!
SciShow
Where Are All the Dead Animals
We are surrounded by wildlife, like pigeons and squirrels, all the time. Sadly, all those animals eventually die, but why don't we see carcasses on the street? Where do they go?
SciShow
Have We Contaminated the Moon?
Humans are full of microbes. Humans also went to the Moon. Does that mean we left colonies over there?
Bozeman Science
Mechanisms of Timing and Control
Paul Andersen explains how organisms regulate timing and control. Phototropism and Photoperiodism allow plants to respond to light throughout the day and year. Circadian rhythms are used in all organisms (including animals) as an...
SciShow
We Just Found Out Fat Cells Can Move!
Fat cells don't often receive praise in everyday life, but they probably deserve more credit, as they might be healing our wounds.
SciShow
The Oldest Plant-Like Fossils Ever
Researchers might have discovered the 2 oldest plant-like fossils this week! Meanwhile, scientists learned more about another superpower of our favorite organism: tardigrades.
SciShow
Camel Dung was The First Probiotic
Back in the day, bacterial diseases like dysentery were super deadly, but the nomadic people in northern Africa had long known about an effective, if hard to swallow, cure.
SciShow
The Deep-Sea Snail with an Iron Shell
Deep in the Indian Ocean, scientists have discovered a snail whose feet are covered in iron scales, but how it builds these scales is a bit of a mystery.
SciShow
Why are pandas so chonky? #shorts #science #SciShow
Why are pandas so chonky? #shorts #science #SciShow
TED Talks
David R. Liu: Can we cure genetic diseases by rewriting DNA?
In a story of scientific discovery, chemical biologist David R. Liu shares a breakthrough: his lab's development of base editors that can rewrite DNA. This crucial step in genome editing takes the promise of CRISPR to the next level: if...
SciShow
Does Hand Sanitizer Create Superbugs?
Alcohol-based hand sanitizers are an effective way to kill a myriad of potentially harmful microbes. But is there a risk of germs becoming resistant to this ubiquitous liquid?