How do Electric Transmission Lines Work?

In the past, power generating plants were only able to serve their local areas. Electricity didn’t have far to travel between where it was created and where it was used. Since then, things have changed, and most of us get our electricity from the grid, huge interconnected areas of power producers and users. As power […]

World’s Largest Batteries – (Pumped Storage)

Electricity faces a fundamental problem that comes with pretty much any product that’s provided on-demand: our ability to generate large amounts of it doesn’t match up that closely with when we need it. Wind and solar power are becoming more cost effective, but they’ll always be unreliable and intermittent sources of energy. Retailers use warehouses […]

How Do Spillways Work?

We normally build a dam to hold water back and store it for use in water supply, irrigation, hydropower, or flood control. But sometimes we have to let some water go. Whether we need it downstream or the impounded water behind the dam is simply too full to store any more, nearly every dam needs […]

How Electricity Generation Really Works

The importance of electricity in our modern world can hardly be overstated. What was a luxury a hundred years ago is now a critical component to the safety, prosperity, and well-being of nearly everyone. And yet, electricity is so unlike our other physical necessities. We can’t hold it in our hand; We can’t see it […]