SciShow
6 Remarkable Ways Animals Catch Their Food
Claws and teeth are one way to catch a meal, but here are six animals that have evolved some pretty unique hunting techniques. Chapters FROGFISH 0:51 BOLAS SPIDERS 2:16 3 HUMPBACK WHALES 4:22 PISTOL SHRIMP 5:19 8:14 HUMANS 8:39
Bozeman Science
Elements of a Feedback Loop
Paul Andersen defines the major elements of feedback loops. The receptors and effectors both sense and respond to changes in their environment. The following examples are used to illustrate the importance of feedback loops in maintaining...
SciShow
What Happens If You Go Without Water?
Ever wondered what happens to your body if you don't get enough water? Our bodies are mostly water by weight, so in today's episode of SciShow Hank explains what happens to your body as it starts to shut down when you go without that...
SciShow
Why Does Sweat Turn Shirts Yellow?
Have you ever gone through your laundry and noticed unsightly yellow stains in all of your white shirts? If your sweat isn't yellow, what's causing this?
SciShow
Why Does Humidity Make It Feel Hotter?
It turns out there's a scientific explanation behind the saying, "It's not the heat, it's the humidity!" Learn why a hot and humid day feels so dismal and some tips to avoid the really sweaty, gross days on today's Quick Question!
SciShow
Why Do I Sweat So Much?
If you always end up soaked while your friends are barely glistening, you might have wondered why your sweat glands are so… sweaty.
SciShow
Dangerous Soaps: How Animals Use Surfactants
When you think of surfactants, you might think of soaps, detergents and other man-made chemicals. But it turns out that some other animals utilize their own versions of these sudsy molecules.
TED-Ed
TED-ED: Why do we sweat? - John Murnan
There are a number of scenarios that can make us sweat_including exercise, eating spicy foods, and nervousness. But how does this substance suddenly materialize, and what exactly is its purpose? John Murnan explores the science behind...
SciShow Kids
Why Do We Sweat?
You probably know that sweating is a way for your body to cool off, but how does it help? And why don't other animals, like cats of dogs sweat? Join Jessi and Squeaks to learn all the answers to these questions and more!
SciShow Kids
See Your Own Fingerprints!
Have you ever looked really closely at your fingertips and noticed that they're covered in little bumps and ridges? Those are your fingerprints, a unique part of your body that helps make you... you!
Crash Course Kids
Water Fix!
How can we fix water shortages? Well, we know that shortages are a problem and can cause fighting because water is a resource. When you limit a resource, things get scary. But, in this episode of Crash Course Kids, Sabrina talks about...
SciShow
When You Burn Fat, Where Does it Go?
When you burn fat, where does it go? Many people, even some doctors, think it's just "burned up." But that's not possible! Find out where your fat really goes!
SciShow Kids
Back To School | Compilation | SciShow Kids
Squeaks is getting ready to head back to school and he couldn’t be more excited! To make sure he’s all set for the first day, he and Jessi are watching some videos so he goes in confident and prepared!
Bozeman Science
PS2C - Stability and Instability in Physical Systems
Paul Andersen explains how physical systems remain stable and unstable over time. The sum total of interactions acting on the system determine its stability. Feedback loops are used to maintain stability but require energy. If the energy...
SciShow
Your Nose Does More Than You Give It Credit For
You might thank your nose for letting you experience the lovely aromas of a good soup, but you probably wouldn't think to thank it for helping you experience other people's emotions!
SciShow
How Often Do You Really Need to Shower?
Do you really need a daily shower to stay clean, or is it doing more harm than good? Some scientists have recommendations based on what we know about our skin , and what might be living on top of it.
TED-Ed
TED-ED: What causes body odor? - Mel Rosenberg
Most of us don't need more than one whiff to identify that generally unpleasant, characteristic smell we call body odor. But it's a surprisingly complex phenomenon, influenced by our genetic makeup, age, diet, and hygiene. So what is...
Curated Video
Beating the Heat: Adidas' Innovations for Athletes in the 2004 Olympics
This video highlights how Adidas has developed innovative climacool apparel and footwear to help athletes beat the heat during the 2004 Olympics in Athens. Through body mapping and extensive research, Adidas has created materials and...
Curated Video
Homeostasis
The maintenance of a stable internal environment. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films reinforce abstract...
Curated Video
Factpack: Energy Drinks
How chemicals in these drinks help boost your energy. Chemistry - Chemical IndustriesLearning Points. A Twig FactPack Film. Open a discussion on what has been already learnt in a topic, or use to grab attention at the start of a learning...
Curated Video
Body temperature
An insight into how our bodies maintain a constant internal temperature – no matter the temperature of the surroundings. Physical processes -Energy and energy transfer - Heat and temperature Learning Points The average internal human...
Curated Video
Why is urine yellow?
Urine is a waste product produced by humans and animals. Why is it yellow? Life processes - Living processes - Excretion Learning Points Urine is produced by the kidneys and is excreted through the bladder. Urine is mostly water, excess...
Curated Video
What is excretion?
All living things need to excrete, but what do we mean by this? Life processes - Living processes - Excretion Learning Points Excretion is the process of removing waste products. Waste products need to be removed from the body, otherwise...
Curated Video
Sweat and Odor: Managing Body's Unwanted Outputs
Explore the physiological reasons behind excessive sweating and body odor, including conditions like hyperhidrosis. This segment explains the role of sweat glands and the interaction of sweat with bacteria on the skin, which leads to...