Fabulous Food Chains
Youth Biology
In this of Crash Course Kids, Sabrina talks about the way energy moves, or flows, through an ecosystem and how that movement forms Food Chains!
You've Never Heard of the World's Most Common Mineral
Adults Biology
The most common substance in the world is literally IN the world. It's a mineral called bridgmanite, and it belongs to a class of minerals (called perovskites) that scientists are trying to use in the next generation of solar panels.
Are there any places on Earth with no bugs? - Charles Wallace
Adults Biology
Travel to some of the most extreme environments on Earth and see how insects are able to employ their skills to survive.
What Happens When Predators Disappear?
Adults Biology
A world without predators. It sounds like a safer, happier world, but come on, this is SCIENCE…
There Is Something Hiding Inside Earth
Adults Biology
We’ve found a new planet, home to octillions of the most extreme beings living in the most absurd and deadly hellscape. In absolute darkness, crushed by the weight of mountains, starved of oxygen, cooked alive, bathed in acid, salt or radiation.
What Is Sickle Cell Disease?
Youth Biology
You have around 35 trillion red blood cells moving around your body at all times. Typically they are rounded and flexible. What happens when they aren’t?
Groundbreaking chemist defines all of life in 2 words | Lee Cronin
Adults Biology
What is life, really? Despite our scientific advancements, we still don’t really know.
Why Is Alzheimer's Disease So Difficult To Treat?
Youth Biology
While doctors have studied Alzheimer’s for decades, there is still no effective preventive treatment or cure. So, why is Alzheimer’s disease so difficult to treat?
The Species That Broke Evolution?
Adults Biology
The ancestors of gars, horseshoe crabs and coelacanths looked almost the same as their modern relatives. Darwin called species like these “living fossils'' because they seem like they are evolutionarily frozen in time. But Darwin was wrong.
Vegetation Transformation
Youth Biology
In this episode, Sabrina talks about how photosynthesis works!
5 Ways CRISPR Is About to Change Everything
Adults Biology
CRISPR-based gene therapies are already changing healthcare for things like sickle cell disease. But CRISPR is bigger than just medicine, and it could revolutionize everything from food and agriculture to green energy fuels to plastics.
Why is it so dangerous to step on a rusty nail? - Louise Thwaites
Adults Biology
Explore how a toxin-producing bacterium causes tetanus, and how to identify its common symptoms and best prevention practices.
Why There Are No King Bees
Adults Biology
Beehives always have a queen, who is the mother of the entire hive. But have you ever wondered, what happened to the king, if there was ever any? Can a male bee become a king?
ALL Plants Have Color Vision?!
Adults Biology
Plants can tell when competitors are nearby because they can see them.
This Disease is Deadlier Than The Plague
Adults Biology
The white death has haunted humanity like no other disease following us for thousands, maybe millions of years.
Why Does Hitting Your Funny Bone Feel...Funny?
Youth Biology
Explore the complex anatomy of the elbow, and find out why hitting your funny bone causes such an odd and painful sensation.
This Animal Lays Eggs AND Has Live Young
Adults Biology
You might think that an animal either lays eggs or has live young. But these species prove it's a lot more complicated than that.
The Truth About Petri Dishes
Adults Biology
One of the best ways of studying bacteria is to grow them on a petri dish, but only a tiny percentage of bacterial species will grow on them.
Why People Prefer More Pain
Adults Biology
We experimented to see how much pain our volunteers could handle.
7 Ways Humans Change Color
Adults Biology
We're all used to our bodies being more or less the color they always are.
Why fish are better at breathing than you are - Dan Kwartler
Adults Biology
Explore how fish use their gills to breathe, and how these processes make them some of the most efficient breathers on Earth.