SciShow
Mad Cow Disease Mostly Infects Teenagers
New ReviewWhen variant Creutzfeldt-Jakob disease, AKA mad cow disease, first emerged, researchers noticed a weird trend in exactly who got sick. Mot patients were diagnosed in their twenties, which would mean they got infected in their teens. Over...
SciShow
There's a Third Kind of Cholesterol (It's Really Bad)
New ReviewYou might know about HDL or good cholesterol. And you might know about LDL or bad cholesterol. But do you know about LP(a) or Lipoprotein A? It's pretty common and pretty bad and we should talk about it. Hosted by: Stefan Chin (he/him)
Crash Course
Translation: How RNA Gets Translated into Protein Power: Crash Course Biology #35
New ReviewHow does the information from mRNA turn into a protein? It all comes down to translation, where nucleotides are translated into a chain of amino acids. In this episode of Crash Course Biology, we’ll cover codon-reading ribosomes, tRNA...
TED Talks
How to feed 10 billion people — without destroying nature | Andy Jarvis
Feeding 10 billion people without wrecking the planet means rethinking protein, from plant-based and fermented foods to lab-grown meat that tastes like the real thing. Presenting an exciting menu of sustainable options, food futurist...
TED-Ed
What actually causes high cholesterol? | Hei Man Chan
In 1968, the American Heart Association made an announcement that would influence people’s diets for decades: they recommended that people avoid eating more than three eggs a week. Their reasoning was that the cholesterol packed into egg...
MinuteEarth
Why Don't Snakes Poison Themselves?
Many animal species stuff themselves with toxic chemicals for protection, which forces them to use a handful of distinct strategies to avoid becoming victims of their own weapons.
MinuteEarth
How Much Gold is in Our Poop?
Because of the way digestion works, human poop not only contains dangerous microbes, it also contains a wide variety of other things, many of which we could potentially put to use.
SciShow Kids
These Caterpillars Don't All Look Like Caterpillars | SciShow Kids
In this episode, Jessi and Squeaks explore the many ways that caterpillars use to avoid being munched on by predators, and that it often comes down to how they look!
SciShow
How Pandas Got Such a Bad Reputation
Look, we've all heard the rumors that giant pandas are an evolutionary dead end. But we are here to set the record straight and show you that these adorable fluff balls are a lot tougher than they seem.
TED Talks
TED: What if a simple blood test could detect cancer? | Hani Goodarzi
Catching cancer at its earliest stages saves lives. But in a body made up of trillions of cells, how do you spot a small group of rogue cancer cells? Biomedical researcher Hani Goodarzi discusses his lab's discovery of a new class of...
PBS
Eating disorders are affecting more adolescent boys: here’s why and what signs to look for
For years, eating disorders were thought to predominantly affect women and girls. But it’s estimated that 1 in 3 people with the condition is male, and that 10 million American boys and men will struggle with it at some point in their...
TED Talks
TED: Can we hack photosynthesis to feed the world? | Steve Long
Photosynthesis is one of the most important processes on the planet, helping produce the food we eat and the air we breathe. Crop scientist Steve Long thinks it could be more efficient — and he's intent on giving it a boost. He shows how...
SciShow Kids
Experiment: Make Your Own Caramel Apples | SciShow Kids
Today, Jessi and Squeaks learn about the Maillard reaction while they make some delicious caramel. Second Grade Next Generation Science Standards Disciplinary Core Idea: PS1.B: Chemical Reactions - Heating or cooling a substance may...
SciShow
The Ice Bucket Challenge Actually Worked
The Ice Bucket Challenge raised millions of dollars for research into treatments for ALS, or Lou Gehrig's disease. Where did that money go? Into characterizing new genes that we may be able to target with chemotherapy drugs like paclitaxel!
SciShow
You Have Four Ages
A person's chronological age doesn't tell us much about the health of their body's various systems. That's why scientists are beginning to study biological ages, and it turns out there may be a lot of them.
MinuteEarth
Which Will Kill You First?
The body can get a whole lot colder - but not a whole lot hotter - before we die. Why is that?
SciShow
The Sexually Transmitted ... Sandwich?
When you're enjoying an intimate moment with that special someone, the peanut butter and jelly sandwich you ate for lunch is probably the last thing on your mind. But sexually transmitted allergens are a thing, and nut allergies aren't...
PBS
We Can “Bring Back” The Woolly Mammoth. Should We?
In the quest to understand how evolution basically built the woolly mammoth, we may have found the blueprints for building them ourselves.
PBS
The Fuzzy Origins of the Giant Panda
How does a bear -- which is a member of the order Carnivora -- evolve into an herbivore? Despite how it looks, nothing about the history of the giant panda is black and white.
Be Smart
I Tried Eating Bugs… Here's What I Learned
People say insects are the food of the future. They’re more environmentally sustainable and more humane than other sources of animal protein. Can they really catch on in western diets? I’m a pretty adventurous eater, but I’ve never...
TED-Ed
TED-Ed: Which is better for you: "Real" meat or "fake" meat? | Carolyn Beans
In 2021, a survey of over 1,000 Americans found that nearly two-thirds had eaten plant-based meat alternatives in the past year. Many cited potential health and environmental benefits as their motivation. But are these alternative meats...
TED Talks
TED: The world's rarest diseases — and how they impact everyone | Anna Greka
Physician-scientist Anna Greka investigates the world's rarest genetic diseases, decoding the secrets of our cells through "molecular detective work." She explains how her team is using new, advanced technology to solve decades-old...
SciShow
Why HPV Is Cancer In One Convenient Package
HPV isn't the only virus that causes cancer, but it's one of the best at it. Here's what we've learned about this supervillain of a pathogen, and how to stop it.
MinuteEarth
The Disease You Will Never Survive
A simple mis-folding in a certain brain protein causes a disease for which we have no cure.