Curated Video
The Science Behind Exercise Fatigue: How Your Brain Protects You
Scientists have discovered that the reason exercise can be painful is not solely due to tired muscles, but rather a self-preservation mechanism in the brain. Interleukin 6, a chemical in the brain, signals when we are too tired to...
Curated Video
Advancements in Paralysis Treatment: From Electronic Stimulation to Spinal Cord Healing
This video highlights the incredible advancements in medical technology that are enabling individuals with paralysis to regain movement and improve their overall health. It showcases a paralyzed individual named Soul Solomon who is able...
Curated Video
The Science of Taste: Exploring the Wonders of our Tongue
In this video, the teacher explains the importance of the tongue and its role in our sense of taste. They discuss the basic tastes our tongues can detect, the number of taste buds in our body, and how taste and smell work together to...
Veritasium
I Vacuum Venom from the World's Deadliest Spider
In this video, we demonstrate how to extract venom from male funnel-web spiders, which are highly venomous and native to Australia. The venom is used to create life-saving anti-venom for human bites. Funnel-web spiders are dangerous,...
Veritasium
World's Highest Jumping Robot
A tiny robot weighing less than a tennis ball has shattered jumping records, reaching a height of 31 meters—over 10 times the previous record. This remarkable feat is made possible by its lightweight design, advanced spring mechanism,...
Curated Video
Músculos antagonistas
Pares de músculos opuestos que mueven el mismo hueso en direcciones opuestas.
Twig - Biología
Prime Coaching Sport
5-minute PE Warm Up: Shoulders
In todays session I take you through a 5 minute warm up routine for you and your class to follow along to, to help warm up for PE, specifically the shoulder muscles. I educate you through the different muscles used, as we perform each...
Science ABC
Tensor Tympani Muscle: Why Do You Hear A Rumbling Sound When You Close Your Eyes Too Hard?
The tensor tympani muscle is a tiny muscle in the middle ear that helps dampens external sounds falling on the ear. The tensor tympani muscle originates from the Eustachian tube, which is also known as the auditory tube. From there, this...
Science ABC
Stomach Drop Feeling: Why Does Your Stomach “Drop” When You’re Anxious?
When we experience anxiety, our sympathetic nervous system is activated and initiates the fight-or-flight response. This response is a host of physiological changes that prepare us to either fight or flee. One of the effects of the...
Science ABC
Rigor Mortis, Livor Mortis, Pallor Mortis, Algor Mortis: Forensic Science Explains Stages of Death
Once a person dies, their body begins a process of decay. This process can be seen through certain external changes which are called post mortem signs of death. There are 4 postmortem signs of death - pallor mortis, algor mortis, rigor...
Science ABC
Nervous System Explained In Simple Words
Your nervous system is why you can see this video, scratch your neck, feel hungry and ask yourself, Who am I? The human nervous system is a fascinating system with 86 billion neurons and about the same number of glial cells. The main...
Science ABC
Muscle Fatigue: Why Do Muscles Shake When Lifting?
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...
Science ABC
How Do Deep Sea Fish Survive the Extreme Pressure?
Fishes survive underwater pressure as they do not breathe through their lungs. Therefore, they do not have air pockets that can be compressed due to the high pressures. However, fish arent the only creatures found at such incredible...
Science ABC
Chugging vs. Sipping: Is It Bad To 'Chug' Water?
It is better to sip water rather than chugging it down. Thats why certain water bottles have a narrower opening than required. Imagine a case where you have a sudden urge to drink water (obviously, youre thirsty). You gulp down a glass...
Science ABC
Why Do Our Fingers Curl While We Sleep?
Your fingers curl inwards when you sleep because of the way the muscles in your arms relax and due to the length of the tendons that connect the bones in the finger to the muscles in the arm. The movement of fingers, like any other body...
Science ABC
Why Heart Cancer Is So Rare It (Almost) Never Happens
The heart is practically immune to getting cancer. 2 in 100,000 of those who have cancer are those with a primary cancer of the heart. That is an astonishing low number. So, what is so special about the heart that it rarely, if ever,...
Science ABC
Why Don't You Get Blood Clots When You Sleep But Get It When You Sit For Long Hours?
Sitting for long periods can cause blood clots due to impeded flow of blood. Sitting without moving much can cause the blood to clot according to the effects of gravity. This doesn’t happen during sleep since we do move our bodies during...
Science ABC
Why Does Your Stomach Hurt When You Laugh Too Much?
Laughter is universal and unifying; it helps break the ice and is notoriously contagious. If you see a person or group of people laughing, the odds are high that you might also join the laughter train. Laughing along helps us cope with...
Science ABC
Why Does Scratching Your Back Feel So Satisfying?
We have all spent days staring at the computer screen with stiff backs, holding awkward positions without realizing it. Unconsciously, we move our fingers across our backs in motions similar to those of scratching. In no time at all,...
Science ABC
Why Does Pooping Feel 'Good?'
The satisfaction, relief, and even pleasure you feel after a good pooping session is due to the stimulation of two nerves: the pudendal nerve and the vagus nerve. Both have slightly different effects, but together, they contribute to...
Science ABC
Why Can’t You Clench Your Fist Right After Waking Up?
When you wake up, it takes some time to get the electrolytes flowing through the muscles in your hands again. That’s why you may not be able to make a fist right after waking up. This effect is more pronounced if you don’t wake up...
Curated Video
Adrenaline
Also called epinephrine, a hormone produced by the adrenal glands, which are found just above the kidneys. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
Curated Video
Antagonistic muscles
Opposing pairs of muscles that move the same bone in opposite directions. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions. Twig Science Glossary Films...
Curated Video
The Elements: Iron
Iron is crucial in many areas of life: it is found in our blood, as well as being used to build bridges. Chemistry - Periodic Table - Learning Points. Iron is one of the most common element on Earth. Iron is found in living organisms....