MinuteEarth
Why Do Some Animals Eat Poop?
Animals eat their own poop in order to gain extra access to nutrients or to microbes that help digest those nutrients. ___________________________________________ To learn more, start your googling with these keywords: Coprophagy:...
Curated Video
GCSE Biology - Pyramids of Biomass #87
This video covers: - The idea that biomass is just the mass of living organisms - Pyramids of biomass show the amount of biomass at each trophic level of a food chain - Why the amount of biomass decreases as you go up the food chain -...
Science360
4 Awesome Discoveries You Probably Didn’t Hear About - Episode 38
It's 4 Awesome Discoveries You Probably Didn’t Hear About. In this science video: body surfing bees, unsinkable metal, faster space forecaster, and gutsy mealworms purge plastic - It's 4 Awesome Discoveries You Probably Didn't Hear...
Curated Video
Insulin and Glucagon
In this lesson, you will learn about how your blood glucose level is regulated (or controlled) by two important hormones – insulin and glucagon, via a negative feedback system. When you consume a meal that is high in carbohydrates, such...
Curated Video
The Pros and Cons of Organic Farming
Organic farming isn’t all good. The yields are lower because more produce is damaged by pests, and carefully selected chemical pesticides cannot be used. With an ever-growing world population, we have limited land to feed everyone from....
Curated Video
Efficiency of Biomass Transfer in Trophic Levels
The video discusses the concept of the efficiency of biomass transfer, which is a measure of the percentage of total biomass that is transferred from one trophic level to another in a food chain. The video uses a specific example of a...
FuseSchool
BIOLOGY - Environment - What is organic farming
As populations have grown, farming practices have become more intensified to maximise crop yields and ensure we can feed the ever growing population. Fertilisers and pesticides are used on crops, and animals may be kept inside in more...
Zach Star
What is Chemical Engineering?
In this video I discuss "What is chemical engineering?" To put simply, in chemical engineering you design processes to transport, transform, and produce materials. Chemical engineering is much more than just working with chemicals. You...
TED Talks
TED: The four fish we're overeating -- and what to eat instead | Paul Greenberg
The way we fish for popular seafood such as salmon, tuna and shrimp is threatening to ruin our oceans. Paul Greenberg explores the sheer size and irrationality of the seafood economy, and suggests a few specific ways we can change it, to...
Science360
Small business, big stage: NSF-funded start-ups at CES 2016
The familiar phrase ""wearing your heart on your sleeve"" took on a whole new meaning during the 2016 Consumer Electronics Show (CES) in Las Vegas. Wearable health tracking devices broke into full stride and some of them got a head start...
TED-Ed
TED-ED: What is a calorie? - Emma Bryce
We hear about calories all the time: How many calories are in this cookie? How many are burned by doing 100 jumping jacks, or long-distance running, or fidgeting? But what is a calorie, really? And how many of them do we actually need?...
TED-Ed
TED-Ed: How does your body know you're full? - Hilary Coller
Hunger claws at your belly. It tugs at your intestines, which begin to writhe, aching to be fed. Being hungry generates a powerful and often unpleasant physical sensation that's almost impossible to ignore. After you've reacted by...
TED-Ed
TED-Ed: History's deadliest colors - J. V. Maranto
When radium was first discovered, its luminous green color inspired people to add it into beauty products and jewelry. It wasn't until much later that we realized that radium's harmful effects outweighed its visual benefits....
TED-Ed
What causes cavities? - Mel Rosenberg
When a team of archeologists recently came across some 15,000-year-old human remains, they made an interesting discovery: the teeth of those ancient humans were riddled with holes. So what causes cavities, and how can we avoid them? Mel...
TED-Ed
TED-Ed: These animals are also plants ... wait, what? | Luka Seamus Wright
The species of slug known as Elysia chlorotica may not look like much— it resembles a bright green leaf— but it's one of the most extraordinary creatures on our planet. Living in marshes along the coast of North America, it can go about...
SciShow
Why We Love Sugar
Hank talks about a sweet-tasting substance we humans just love - where it comes from, why we need it and how we could maybe stand to love it a little less.
Amoeba Sisters
Ecological Relationships
Explore several ecological relationships with The Amoeba Sisters! Ecological relationships discussed include predation, competition, and symbiotic relationships (parasitism, mutualism, and commensalism). Table of Contents: Intro 00:00...
TED-Ed
TED-Ed: Where we get our fresh water - Christiana Z. Peppard
Fresh water accounts for only 2.5% of Earth's water, yet it is vital for human civilization. What are our sources of fresh water? In the first of a two part series on fresh water, Christiana Z. Peppard breaks the numbers down and...
Curated Video
Energy in an Ecosystem
The video “Energy in an Ecosystem” discusses the complex relationship between organisms in an ecosystem, focusing on how small changes can have a large impact.
Curated Video
Components of the Environment
New ReviewDr. Forrester explains how to categorize things into living and nonliving. She also discusses the relationship between plants and animals.
Mazz Media
Animal Essential Functions
This live-action video program is about the term "animal essential functions". The program is designed to reinforce and support a student's comprehension and retention of the term "animal essential functions" through use of video...
Let's Tute
The Scary Truth About Plastic in Our Bloodstream
This video discusses the research that has found microplastics in human blood and the potential threats it poses to human health. It explains how plastic particles enter the human body and the harmful effects they can have on human...
Curated Video
The Haber Process & Its Environmental Implications
Learn the basics about the Haber Process and its environmental implications.
Curated Video
UN Global Goal 12: Responsible Consumption and Production (Ages 11 - 17)
Short animation explaining UN Sustainable Development Goal 12: Responsible Consumption and Production for teenage students