PBS
How We Figured Out Fermentation
Thanks to a recent adaptation, instead of getting sick from the boozy, fermented fruits, one of our primate ancestors could digest them safely, and get more calories at the same time. This new superpower would open up a whole new...
Amoeba Sisters
Biomolecules (Updated 2023)
Explore the four biomolecules and their importance for organisms and the structure and function of their cells! This 2023 UPDATED Biomolecules Amoeba Sisters video has some more detail and improved art from the 2016 Amoeba Sisters...
SciShow
The Deal with Carbs
Carbs are pinned to be the villains in many diets, but those poor guys are just misunderstood.
SciShow
The Real Paleo Diet
The paleo diet is becoming more popular, but research suggests its claims aren’t all that scientific. Hosted by: Michael Aranda
Bozeman Science
Cooperative Interactions
Paul Andersen emphasizes the importance of cooperation in living systems. He starts with a brief description of game theory and why countries at peace do better over the long term. He then explains how microscopic cells cooperate in the...
TED-Ed
TED-Ed: Why do we pass gas? - Purna Kashyap
Flatulence is a daily phenomenon. In fact, most human beings pass gas 10-20 times a day (yes, that includes you). Where does your bodily gas come from? Purna Kashyap takes us on a journey into the intestines, shedding light on how gas is...
SciShow
8 Things People Get Wrong About Animals
If you watched a lot of cartoons as a kid, chances are you picked up some common animal stereotypes like "cats love milk!" or "bears can't get enough of that sweet, sweet honey!" What if we told you that everything cartoons taught you is...
SciShow
How Junk Food Hacks Your Brain
Scientists think that evolution may not have prepared our brains for donuts, and an international research team has found out that some of earth’s oldest, largest trees are suddenly on the decline.
SciShow
Do Negative-Calorie Foods Exist?
We've all heard the rumor that certain foods provides less calories than it takes to digest. Is this true? Check out this SciShow Quick Question to find out!
Amoeba Sisters
Enzyme Examples, Cofactors/Coenzymes, Inhibitors, and Feedback Inhibition
Already watched the Amoeba Sisters first video on enzymes and ready to explore a little more? In this video, the Amoeba Sisters cover a few examples of enzymes in the human body before emphasizing that enzymes are found in all the...
Amoeba Sisters
Biomolecules (Updated)
This video focuses on general functions of biomolecules. The biomolecules: carbs, lipids, proteins, and nucleic acids, can all can have important functions in the body. However, this video is not giving human dietary guidelines and...
SciShow
Growing Lambs in High-Tech Plastic Bags
We're closer than ever to growing life in artificial wombs, and we've learned a bit more about how glucose and protein affect exercise endurance.
TED-Ed
TED-Ed: What does the liver do? - Emma Bryce
There's a factory inside you that weighs about 1.4 kilograms and runs for 24 hours a day. It's your liver: the heaviest organ in your body, which simultaneously acts as a storehouse, a manufacturing hub, and a processing plant. Emma...
SciShow
The Real Paleo Diet
The paleo diet is becoming more popular, but research suggests its claims aren't all that scientific.
Bozeman Science
The Digestive System
Paul Andersen starts with a brief description of feeding methods. He then details all of the major parts within the human digestive system. This tour starts in the mouth, move down the esophagus, through the stomach, small investing,...
TED-Ed
TED-Ed: How the food you eat affects your brain - Mia Nacamulli
When it comes to what you bite, chew and swallow, your choices have a direct and long-lasting effect on the most powerful organ in your body: your brain. So which foods cause you to feel so tired after lunch? Or so restless at night? Mia...
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.
Crash Course
Biological Molecules - You Are What You Eat: Crash Course Biology
Hank talks about the molecules that make up every living thing - carbohydrates, lipids, and proteins - and how we find them in our environment and in the food that we eat.
TED-Ed
TED-Ed: The carbon cycle - Nathaniel Manning
What exactly is the carbon cycle? Nathaniel Manning provides a basic look into the cyclical relationship of carbon, humans and the environment.
SciShow
Why Can't You Digest Grass?
You've probably seen cows enjoying a nice mouthful of grass, but why can't we do the same?
SciShow
The Deal with Carbs
Carbs are pinned to be the villains in many diets, but those poor guys are just misunderstood.
Bozeman Science
Lipids
In this video Paul Andersen describes the lipids (of the fats). He explains how they are an important source of energy but are also required to cell membranes. He explains how the hydrocarbon tails in triglycerides contain energy...
TED-Ed
TED-Ed: The simple story of photosynthesis and food - Amanda Ooten
Photosynthesis is an essential part of the exchange between humans and plants. Amanda Ooten walks us through the process of photosynthesis, also discussing the relationship between photosynthesis and carbohydrates, starch, and fiber --...
TED-Ed
TED-Ed: Which type of milk is best for you? | Jonathan J. O'Sullivan and Grace E. Cunningham
If you go to the store in search of milk, there are a dizzying number of products to choose from. There's dairy milk, but also plant-based products such as almond, soy, and oat milks. So which milk is actually best for you? And which...