The history of light (classic)

Let’s call it the luxury of restraint. This is what enabled Norway to avoid the fate of so many other countries when they discovered oil and it changed the mix of their economy overnight.Norway! It’s expensive, wealthy, and abundant in resources. We’re going to compare two of the ...  Show more

Let’s head to a small town in Kenya that’s become globally famous for helping economists answer some of the biggest questions facing humanity.In Kenya and Nigeria, economics isn’t just theory, it’s real life. We’ll look at some radical experiments that turned out to be enormously ...  Show more

Once too precious to use, now too cheap to notice – the significance of the lightbulb is profound. Imagine a hard week’s work gathering and chopping wood, ten hours a day for six days. Those 60 hours of work would produce light equivalent to one modern bulb shining for just 54 mi ...  Show more

We look at the history of incorporating lights in winter holidays like Christmas and Hanukkah and how electricity changed things dramatically. We'll also dive into those over the top displays that sequence lights with sound and talk about why it was such a challenge for the elect ...  Show more

Why did it take so long to invent a longer-lasting bulb? Zachary Crockett finds the answer illuminating.

People have been burning fires on cliffs as long as other people have used boats, but after the Age of Exploration, lighthouses took their unmistakable form and the great stories of the people who kept the lights around the world began.