Yep, this is the poop episode. Getting resources and getting rid of waste is so important, we have three whole systems dedicated to it! In this episode, we’ll learn how the respiratory system, digestive system, and urinary system work,...

Kirk Sorensen shows us the liquid fuel thorium reactor -- a way to produce energy that is safer, cleaner and more efficient than current nuclear power.

In the United States, it's estimated that 30 percent of adults and 66 percent of adolescents are regularly sleep-deprived. This isn't just a minor inconvenience: staying awake can cause serious bodily harm. Claudia Aguirre shows what...

What if we could grow buildings on other worlds? Researchers are looking to fungi to help us colonize the stars<br/>

After drinking a few glasses of water on a hot day, you might be struck with a sudden urge. Behind that feeling are two bean-shaped organs that work as fine-tuned internal sensors. Emma Bryce details how the incredible kidneys balance...

Why do our muscles get tired and sore after exercise? Explore how our muscles function, and how you can exercise longer without experiencing muscle fatigue. -- You're lifting weights. The first time feels easy, but each lift takes more...

Meet the "Row-bot," a robot that cleans up pollution and generates the electricity needed to power itself by swallowing dirty water. Roboticist Jonathan Rossiter explains how this special swimming machine, which uses a microbial fuel...

Nuclear power may not be as bad as you think. If we used Thorium instead of Uranium, we could greatly decrease dangerous radioactive by-products. There is enough Thorium in the world to meet all our energy needs...

Howcast - Learn how to set up a snake aquarium in this Howcast video about pet snakes.

Explore the ecological awareness and recycling initiatives within the Darwin ecosystem. Learn how employees are briefed on sustainable practices, and how a dedicated website helps monitor energy consumption and CO2 emissions. Discover...

Compartimento lleno de líquido que se encuentra dentro de la célula, envuelto por una membrana. <br/<br/>>

Twig - Biología

Muscle trembling during weightlifting or intense exercise is a result of muscle fatigue. Muscle fatigue, in simple words, refers to the state when our muscles get tired. To understand this phenomenon, it is better to first understand...

The circulatory system is a vast, complex network of blood vessels that serve as highways for transporting blood which contains life-sustaining molecules, such as nutrients, gasses, hormones and waste products, to the various organs of...

Although kidneys are clearly important for survival, they are not essential, and this is particularly true if only one kidney is present. Some people are born without one of their kidneys, a condition called renal agenesis. Some other...

Usually referring to a pocket of liquid within the cytoplasm of a cell, which is used to enclose and transport chemicals.
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br/>

A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using...

A fluid-filled compartment inside a cell, surrounded by a membrane.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig...

In this video, Jonathan from the Institute of Human Anatomy discusses the significance of the kidneys. You will likely be surprised by the many functions these most valuable organs perform, such as balancing water and electrolytes,...

This video covers:

- The idea that atom economy is a measure of the amount of starting materials that end up as useful pro
ducts
- How to calculate at
om economy
- Why we shoul
d care about it
- How to

improve...

In this video, we cover:

- The characteristics that all living things have have in co
mmon
- You can remember these using the acronym MRS GREN, where the letters stand for movement, respiration, sensitivity, growth,...

This video covers:

- The 4 stages of a life-cycle asses
sment
- A comparison of plastic vs
paper bags
- The difficulties of
measuring LCA

s
- Bias in LCAs
r/>This video is suitable for
:
- Higher and...

The circulatory system is a vast, complex network of blood vessels that serve as highways for transporting blood which contains life-sustaining molecules, such as nutrients, gasses, hormones and waste products, to the various organs of...

The video is a lecture presentation on fish farming. It discusses why fish is a good source of protein and nutrients for humans and other animals, as well as how fish farming helps conserve wild fish stocks. The video also talks about...

live paper 1 revision session in the run up to the mocks In this session we will look at a range of topics across: Applied anatomy and physiology Movement analysis Physical training Use of data

This video explains the concept of efficient transport and exchange in organisms. It discusses the importance of exchanging substances with the environment, such as taking in oxygen and getting rid of waste. The video explains surface...