Science ABC
Immune Privilege: Do Your Eyes Have a 'Separate' Immune System?
To protect your vision, the human eye gets something called immune privilege. It is basically a license that the bodys immune system gives to some organs, like the eyes and the brain. Immune privilege limits the response of the immune...
Science ABC
Why Is Static Friction Greater Than Kinetic Friction?
Friction is the resistance that one object or surface experiences when moving over another object or surface. The two types of friction that come into play when moving two objects against one another are static and kinetic. Static...
Science ABC
Why Do You See Colorful Rainbow Patches On A Wet Road?
The appearance of patches of different colors on roads on a rainy day is due to a combination of oil, water, and light rays. When it rains, the oil on the road comes in contact with water, and the light rays bounce off the surface of the...
Curated Video
How to Give Bad News to Your Client, Sponsor, or Boss
No one wants to be the bearer of bad news. But, sometimes you have to. So, let’s look at how to give bad news to your client, sponsor, or boss. Two things can make bad news worse: 1. Pretending it is not bad news 2. Making a big drama...
Curated Video
Conduction
The transfer of heat energy due to a difference in temperature, always from a hotter to cooler area. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....
Curated Video
Heat
The transfer of thermal energy. 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 concepts and key...
Curated Video
Pressure and Surface Area
Learn how surface area can affect the amount of pressure exerted, and why this is useful in life? Physics - Forces - Learning Points. Pressure is the amount of force acting on a set area. Pressure is measured in pascals. Pressure can be...
Curated Video
The Elements: Potassium
Potassium is one of the most unpredictable elements, a soft metal that is essential to life. Chemistry - Periodic Table - Learning Points. Potassium is a soft metal. In our bodies potassium compounds help keep us healthy. Potassium...
Curated Video
What is a Tornado?
What makes a tornado nature's most dangerous storm? Scientists are working to identify the unique set of circumstances which combine to create a tornado. Earth Science - Weather - Learning Points. Tornadoes are a violent, spinning vortex...
Curated Video
Friction in Curling
Forces play a huge role in the sport of curling. Discover how curlers manipulate friction as they compete. Physics - Forces - Learning Points. Friction plays an important part in sports, including curling. Curlers use the power of...
Curated Video
Heat Transport
Conduction, convection and radiation are all ways in which heat is transported. How does each work, and what are they useful for? Physics - Energy And Radioactivity - Learning Points. The three types of heat transport are conduction,...
Curated Video
Separating Notebooks
We interleave the pages of notebooks to see how hard it is to pull them apart. As the amount of interleaving increases, we see that the force required to separate them also increases. This is because the friction between the notebooks is...
Curated Video
Iron and Luminol
We use potassium ferricyanide and luminol indicator to show how forensic scientists detect blood at crime scenes. The luminol indicator contains luminol, sodium hydroxide and hydrogen peroxide. When luminol comes into contact with the...
Curated Video
Hydrogels
We use a disposable nappy to examine the superabsorbent properties of hydrogels. We add water to grains of hydrogel and watch them swell before adding salt to see the water escape. Chemistry - Chemical Industries - Learning Points....
Curated Video
Dark Side of the Moon
The dark side of the Moon remained a mystery until space travel allowed for circumnavigation. What did the astronauts find? Physics - Our Solar System - Learning Points. The Moon orbits around the Earth and spins on its axis. These...
Curated Video
Catalyst
A substance that increases the rate of a chemical reaction without itself being permanently changed or used up. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning images and concise textual...
Curated Video
Irritant
A substance that produces inflammation or pain on contact with skin, eyes, the respiratory system or other membranes such as stomach linings. A Twig Science Glossary Film. Key scientific terms defined in just 60 seconds using stunning...
Curated Video
Sense of Touch
Case study of the sense of touch. Life processes - Body systems - The brain and body Learning Points Skin contains specialised cells called neurons that are part of the nervous system. Neurons can detect different sensations – touch,...
All In One Social Media
Social Media Is NOT A Marketing Plan!
Social media alone will not help your business or brand grow. There are a lot of things you need in place before social media plays a part in your marketing efforts. In this video, I will give you a roadmap to successfully having a...
Hip Hughes History
The Black Death Explained: Global History Review
Just how dark were the Dark Ages? How did the Black Plague kill up to 100 million people and change the face of the Earth?
Curated Video
The Inconvenient Truth of Smokey Bear
This episode explores the importance of Traditional Ecological Knowledge (TEK), cultural burns and traditional land stewardship in combating climate change and why Indigenous knowledge was for too long overlooked. A People's History of...
Curated Video
Git and GitHub Masterclass - The Practical Bootcamp - Git Revert
This video explains Git Revert; this command is a forward-moving undo operation that offers a safe method of undoing changes. This clip is from the chapter "Other: Squash, Revert, and Reset" of the series "Git and GitHub Masterclass -...
Curated Video
Git and GitHub Masterclass - The Practical Bootcamp - Git Stash
This video explains Git Stash, which is used when you want to record the current state of the working directory and the index but want to go back to a clean working directory. This clip is from the chapter "Other: Diff, Stash, and...
Curated Video
Git and GitHub Masterclass - The Practical Bootcamp - Git Lifecycle In-Depth
This video explains the Git lifecycle in detail. This clip is from the chapter "Commands and Lifecycle" of the series "Git and GitHub Masterclass - The Practical Bootcamp".This section explains Git lifecycle and how to push changes onto...