What Exactly Is Body Bacteria?
Kids Biology
Learn about body bacteria with Dr. Chris and Dr. Xand!
Plants In Space!
Youth Biology
Dr. Anna-Lisa Paul and Dr. Robert J. Ferl put weeds in unique situations to study their behaviour on a molecular level.
How Many Animal Species Are There, Really?
Youth Biology
It's harder than you might think to know how many animal species live on Earth.
How Do Oysters Make Pearls?
Youth Biology
Explore how oysters use calcium carbonate to create pearls, and how this chemical compound creates a vast array of other materials.
A Chameleons Race Against Time
Youth Biology
Discover how a Labord’s chameleon learns how to hunt for a meal and find a potential mate, all in a short lifespan of just four months.
4 Plants that Hunt Underground
Adults Biology
Carnivorous plants tend to live in environments where the soil can’t provide enough of the nutrients they need to survive, so they have developed all sorts of methods to trap and consume the critters of the area, including hunting underground!
Humans Versus The Common Cold
Youth Biology
Dig into the two main ways we fight the viruses that cause the common cold, and find out if it’s possible to create a cure.
There’s No Such Thing As “Warm-” Or “Cold-” Blooded
Adults Biology
The concept of warm-blooded and cold-blooded animals is outdated because there are actually tons of different animal thermoregulation strategies.
The Real Reason Leaves Change Color In the Fall
Adults Biology
Want to learn more about the topic in this week’s video? Here are some keywords to get your googling started:
Leaf senescence, chlorophyll, carotenoid, anthocyanin
Exploring The Taiga Biome
Kids Biology
Taiga biomes cover about 11% of the planet and contain about 1/3 of all trees on earth.
What Is Algae?
Youth Biology
What exactly is algae and what are the different types of algae?
Video Lab: A Sign Of Photosynthesis
Youth Biology
By means of photosynthesis, plants convert carbon dioxide and water into glucose, which is their food.
Photosynthesis
Adults Biology
Hank explains the extremely complex series of reactions whereby plants feed themselves on sunlight, carbon dioxide and water, and also create some by products we're pretty fond of as well.
Lungs Are Great, But They Have One Weakness...
Adults Biology
Our respiratory systems do a great job of protecting us, but they are no match for the smallest pollution particles created by the modern world.
Paleontologist Answers Dinosaur Questions From Twitter
Adults Biology
Paleontologist Dr. Hans Sues answers the internet's burning questions about dinosaurs. Why did T-Rex have such tiny arms?
Why can parrots talk? - Grace Smith-Vidaurre and Tim Wright
Adults Biology
Explore the specialized anatomy that allows parrots to talk, scream, curse, and recite facts like humans.
Biologist Answers More Biology Questions From Twitter | Tech Support | WIRED
Adults Biology
Biologist Thor Hanson is back to answer even more of the internet's burning questions about biology.
How Sommeliers Can Taste Which Year Wine is From
Adults Biology
How to Taste Wine Like a Sommelier
Discovering Dolphins
Kids Biology
Dolphins are acrobats of the sea and are surprisingly similar to humans.
Do Other Diseases Have "Long" Versions?
Adults Biology
This video was made in partnership with Bill Gates. 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.