Curated Video
Heating and Cooling VRF system
In this video, we will discuss a heating and cooling VRF system. This system allows buildings to provide heating and cooling from the same system.
Professor Dave Explains
Practice Problem: Calculating Free Energy Change
We know that the free energy change associated with a process will tell us whether it is spontaneous or not. And we also know that this depends on the change in enthalpy and the change in entropy for that process, as well as the...
Curated Video
Understanding Convection: The Transfer of Thermal Energy in Liquids and Gases
The video discusses the concept of convection as a mechanism of thermal energy transfer in fluids. It explains how convection currents are formed due to temperature differences and particle movement in liquids and gases. The video also...
NASA
NASA | Earth Science Week | What are the Consequences ...
Earth's climate system has been remarkably stable over the last 20,000 years or so. Human civilization developed in that time span, and our world's average temperature warmed by about 5 degrees C to the temperature it is today. This fact...
Curated Video
CompTIA A+ Certification 220-1001: The Total Course - Liquid Cooling
Liquid cooling isn’t just for enthusiasts. It is quieter and much more efficient than traditional air cooling. Today’s liquid cooling solutions are easy to use and interface with any system. This clip is from the chapter "CPUs" of the...
Professor Dave Explains
Simple Distillation
We just learned two separation techniques, so let's learn one more! Distillation separates compounds by virtue of their differing boiling points. If two liquids are miscible, we can't perform extraction, but if they have very different...
TMW Media
Properties Of Water: Future use of water
What research is being conducted currently? How does it work? If successful, how can it help society? What careers deal with science and water?
Properties Of Water, Part 5
Curated Video
Arduino for Beginners - 2022 Complete Course - Step 5 - LCD Setup and Welcome Message
This video explains step 5 - LCD setup and welcome message. This clip is from the chapter "Final Project- Interactive Obstacle Detection" of the series "Arduino for Beginners - 2022 Complete Course".This section explains interactive...
Curated Video
How Air Conditioners Work
An air conditioner is a machine that cools a large space such as a house or a building. Examine the three main parts of an air conditioner - the compressor, condenser, and evaporator - and learn how they create and circulate cold air?
NASA
Ocean Worlds: The Search for Life
Life as we know it requires three ingredients: energy, organic molecules, and liquid water. Astrobiology, our search for life beyond Earth, is a search for planets, dwarf planets, and moons that harbor substantial liquid water. We call...
Oxford Online English
Airport English - At the Airport - Spoken English Lesson
This lesson will give you useful airport English words and phrases you can use at the airport. When’s the last time you flew somewhere? Did it go smoothly, or was it stressful? For your next flight, let’s make sure you can communicate at...
Curated Video
Understanding Wealth, Income, and Liquidity
In the video, the lecturer discusses the differences between wealth and income, and introduces the concepts of liquidity, stock, and flow. The video includes charts and surveys to illustrate the points and concludes by highlighting the...
Curated Video
The History and Making of Cheese
Cheese is a dairy product made by coagulating ceisin in milk to separate it from the whey. Learn more about the dairy product and how to make your own cheese!
Professor Dave Explains
Pipettes and Standard Solutions
We are just about ready to do some interesting experiments, but first we need to learn about a very important instrument, pipettes. These are used to transfer specific amounts of liquid from one vessel to another, and there are many...
Food Farmer Earth
How to Can Marinated Red Peppers
Marisa McClellan, of Food In Jars, shows us how to can marinated red peppers. These red peppers are great in sandwiches, salads, or in an antipasto plate.
Curated Video
Can You Live Without A Kidney?
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...
Maddie Moate
How Do Rainforests Make Clouds? | Maddie Moate
We were lucky enough to get early access to THE WORLD'S LARGEST INDOOR TROPICAL RAINFOREST at The Eden Project. Whilst playing on the awesome cloud bridge we thought what better question to tackle than...How do Rainforests Make Clouds?!...
Curated Video
Raspberry Pi and Arduino - Go to The Next Level - Activity 04 - Solution
In this video, we will work on the activity solution to debug Serial using LCD screen. This clip is from the chapter "Part 2 - Practice" of the series "Raspberry Pi and Arduino - Go to the Next Level".In this section, we will practice...
Curated Video
Raspberry Pi and Arduino - Go to The Next Level - LCD Screen - Code
In this video, we will be coding for the LCD screen. This clip is from the chapter "Part 2 - Arduino Functionalities (Hardware Components)" of the series "Raspberry Pi and Arduino - Go to the Next Level".In this section, you will learn...
Food Farmer Earth
How to Make a Red Flannel Hash with Corned Beef
Chef and food system activist Michele Knaus shows how to make a Red Flannel Hash with Corned Beef using a variety of leftover ingredients in the refrigerator. Not only does this dish help to cut down on food waste, the eclectic mix of...
Food Farmer Earth
How to Make Strawberry Shortcake with Kids
Lisa Schroeder, of Mother's Bistro helps her two grandchildren (ages 8 and 9) make strawberry shortcake using fresh, locally grown strawberries, heavy cream, and more than a dash of kitchen fun!
Curated Video
How Do Projectors Work?
A projector is a machine that projects an image onto a screen. LCD projectors work by shining a light through three LCD screens. When the colored light passes through these three screens, they relay three versions of the same scene....
Science ABC
Can A Cigarette Ignite A Puddle Of Gasoline?
It is very unlikely that you will go up in flames if you toss a cigarette butt in a pool of gasoline. Cigarettes tend to burn at a much lower temperature than gasoline, and the fumes from the gasoline are the main burning agent, not the...
Food Farmer Earth
Kathryn Yeomans Makes a Risotto Rice Dish
Kathryn Yeomans of the Farmer's Feast demonstrates how to make a creamy risotto rice dish. Although it does take a little extra time, risotto is not difficult to make once you see how it's done.