SciShow
Top 5 Deadliest Substances on Earth
There are natural poisons that lurk in bacteria, plants, and fungi pretty much everywhere, and they're there for good reasons (according to the organisms that produce them) - but what is it about their chemical make up that makes them so...
Crash Course
Ecosystem Ecology: Links in the Chain - Crash Course Ecology
Hank brings us to the next level of ecological study with ecosystem ecology, which looks at how energy, nutrients, and materials are getting shuffled around within an ecosystem (a collection of living and nonliving things interacting in...
Crash Course
Pollution: Crash Course Ecology
Hank talks about the last major way humans are impacting the environment in this penultimate episode of Crash Course Ecology. Pollution takes many forms - from the simplest piece of litter to the more complex endocrine distruptors - and...
Curated Video
Nitrates: Food Preservatives
Potassium nitrate is a natural substance found in your food, or in an exploding firework. What makes it so versatile? Chemistry - Chemical Industries - Learning Points. Potassium nitrate preserves our food and is a component of...
Curated Video
Alcohol: The Poison
Alcohol is a naturally occurring poison. What are the risks and health problems people can suffer from alcohol use or abuse? Biology - Healthy Living - Alcohol is a toxin and is produced by fermenting yeast. Alcohol damages both the...
Curated Video
What is "Baby Botox" and Why Are Younger People Doing It?
Botox is the top non-surgical beauty procedure in the country, and now even being used non-cosmetically. But is it really something to consider in your 20s and 30s? We’re joined by Board-Certified dermatologists Dr. Alexis Stephens and...
Curated Video
Pollution and You
Dr. Forrester explains different types of pollution: water, air, and noise.
Curated Video
Exploring New Frontiers in Pain Relief: From Puffer Fish to Opiates
This video explores the innovative methods scientists are using to develop new painkillers, from exploring the properties of the poisonous puffer fish to enhancing traditional opiates like Oxycontin. By targeting the root pathways of...
Wonderscape
Snake Venom: A Potential Lifesaver
Uncover how snake venom, often seen as deadly, can be a source of life-saving medical treatments. This video explains the process of venom extraction and its transformation into medicines. Discover how toxins from species like the...
Curated Video
The Health Benefits of Avocados: Nature's Superfood
Discover the powerful cancer-fighting properties of avocados with the toxin persin, while also reaping the benefits of antioxidants like vitamin C&E for glowing skin and improved eye health. This cholesterol-free fruit is a guilt-free...
Curated Video
Transition Metals Song Periodic Table
Learn about the Periodic Table's Transition Metals with Transition Metals by KLT.
Curated Video
High Five Facts - Nocturnal Animals
This video explores five fun facts about nocturnal animals.
Curated Video
Poisonous Snake and Venomous Frogs?!
Jessi shares her newest knowledge about unconventional poisonous and venomous animals with you. It's always a good time to learn new things, especially when they're as awesome as these animals!
Brave Wilderness
STUNG by the Devil's Toilet Paper!
This week, Coyote takes on the sting of the Australian Giant Stinging Tree, aka the Devil's Toilet Paper. Their leaves may look innocuous, but they're actually covered in near-microscopic stinging hairs that -- when brushed up against by...
Curated Video
I WONDER - Are Some Plants Poisonous?
This video is answering the question of are some plants poisonous.
Curated Video
High Five Facts - Poisonous Plants
This video explores five fun facts about poisonous plants.
Curated Video
I WONDER - How Do Nocturnal Animals Use Their Sense Of Smell?
This video is answering the question of how do nocturnal animals use their sense of smell.
Curated Video
What is Toxic Shock Syndrome? (Tampons Disease)
How we treated Toxic Shock Syndrome at the Emergency Department. Tampons use is not the only way to catch the disease. The Bacteria that cause Toxic Shock Syndrome (TSS) live on our skin and can cause the disease when opportunity...
Professor Dave Explains
Cholera Vibrio cholerae O1 and O139
What is cholera exactly? Believe it or not, this disease isn't gone, it's still an issue in various parts of the world. It's caused by Vibrio cholerae, and in particular two serotypes of this bacterium. Let's get some details!
Catalyst University
Caffeine Demethylase Mechanism
In this video, we discuss Caffeine Demethylase Mechanism
Wonderscape
Science Kids: Snakes
Learn all about snakes. They slide, they slither, and some of them can even "fly." Understand snake biology, life cycle, fun facts, the various varieties of snakes and how snake venom can actually save lives!
Brave Wilderness
Toad Sprays Poison!
Find out where Toads store their poison on this episode of Breaking Trail! Most people already know that Toads are poisonous but do you know where they actually store their potent toxins? It is not simply in their skin like a poison frog...
Brave Wilderness
Aliens in the Jungle?
On this episode of Breaking Trail, Coyote discovers a bizarre alien looking Python Millipede! The Python Millipede is a large ground dwelling arthropod that inhabits the Caribbean ranges of Costa Rica and can reach lengths of 4 to 5...
Brave Wilderness
World's Most Famous Frog!
On this episode of Breaking Trail, Coyote tracks down Costa Rica’s most iconic frog, the Red Eyed Tree Frog! Also known as the Red Eyed Leaf Frog, this species is well known for its vivid color patterns and giant bright red eyes. It is...