How Coal Thermal Power Stations Work (Part 3)

How Coal Fired Thermal Power Stations Work

How Dams Work (Hydro Dams)

How Pumped Storage Power Plants Work (Hydropower)

– [Instructor] So in this lesson, we’re going to have a look at a special type of hydropower plant known as a pumped storage power plant. We’ve already looked at how various types of hydropower plant work, and this type is not much different from some of the others we’ve seen. However, it’s got quite […]

Stirling Engine Powered by Fresnel Lens/Concentrated Solar Power

Hi Gang! As promised, I tried out my Stirling engine with my fresnel lens, basically powering it with concentrated solar power. And as you’ll see, it worked very well. For those not familiar with fresnel lenses, they take a large area of sunlight, in this case 2 feet by 4 feet, and focus, or concentrate […]

How Bitcoin Works in 5 Minutes (Technical)

At a very basic level, Bitcoin is just a digital file or ledger that contains names and balances, and people exchange money by changing this file. When Bob sells Carol a lawn mower for 5.2 Bitcoins, Bob’s balance goes up by 5.2, and Carol’s down by 5.2. There’s no gold or government issued money backing […]