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...

Scientists have known for some time that certain animals can breathe using their butts, but now, researchers have determined that certain mammals can too! And in very much other news, researchers in Washington state have developed a new...

Most people know that they don't need their appendix, but what other organs can humans live without?

You probably think the appendix is a useless organ left over from our evolutionary past, but it turns out it may be doing something important after all.

All animals have adaptations that help them survive in the wild...some just focus more on back-end development than others. Whether for offense, defense, or both, here are five creatures with butt-kicking behinds!

Hank takes us through the bowels of the human digestive system and explains why it's all about surface area.

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...

Hank tells us about all of the things that live on us or in us - the good, the bad, and the very, very ugly.

Did you know you have functioning neurons in your intestines -- about a hundred million of them? Food scientist Heribert Watzke tells us about the "hidden brain" in our gut and the surprising things it makes us feel.

Each time you take a step, 200 muscles work in unison to lift your foot, propel it forward, and set it down. It's just one of the many thousands of tasks performed by the muscular system: this network of over 650 muscles covers the body...

Howcast - Learn how to treat leaky gut syndrome from gastroenterologist Lisa Ganjhu, M.D. in this Howcast video about stomach problems and digestive disorders.

The digestive system is the system that helps us break down the food we eat to its basic nutrients so that our body can use those nutrients to get energy. The digestive system is composed of the long continuous alimentary tract or...

A look at the biological functions that produce burps and farts. Biology - Human Body - Learning Points. Burps are caused when swallowed air forces open the stomach sphincter and travels up the oesophagus. Farts are caused when swallowed...

What is it? ... It's the intestine!
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A Twig Tidbit Film - Big Reveal. The image zooms out from an extreme close-up to full frame. The children...

Four organs found in the human body are shown, but which is the odd one out?
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A Twig Tidbit Film - Odd one out. The children have to work out...

Did you know you are one big walking talking chemical reaction?
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Chemical react
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Case study of the role of the intestines in digestion.
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Join us on a fascinating journey inside the human body with miniature medical devices, like the camera capsule that Mac Lesggy swallows to explore his digestive system. Discover how these tiny technologies are revolutionizing...

Uncover the science behind common home remedies for digestive discomforts like diarrhea and indigestion. This video explains how bananas, rice, and even cola can help manage symptoms effectively. Featuring expert insights and...

Dr. Forrester teaches about your respiratory system and digestive system.

Explore the fascinating world of bodily functions and hygiene at the Grossology exhibition in New Jersey, where kids can climb through a pimply wall, slide down an esophagus, and even guess the source of different smells. From sweating...

Learn what the digestive system does, how it works, the organs involved, and how the villi are adapted for absorbing nutrients.

The Excretory System describes the functions of the organs of the excretory system, including the kidneys, liver, and skin.

This video explores five fun facts about liver.