How Lighthouses Work
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 kep...
30 Kesä 201644min
How Underground Mining Works
People used to use deer antlers to beat the minerals out of rock hidden in the earth. Luckily, they got better at it, and now modern mining is a mind-boggling process for efficiently removing stuff we...
28 Kesä 201642min
What's the misery index?
Economists love their data because somewhere in the numbers lies the answer to the ills of the country. They also love to frame data in a way people can relate to. Such is the case with the famous "mi...
23 Kesä 201644min
How Space Stations Work
It seems like we largely take it for granted these days, but the fact that we have humans living in space is the realization of a scientific dream a century old. Visit the space stations orbiting Eart...
21 Kesä 201648min
How Steadicams Work
There have been many inventions that have advanced filmmaking, but maybe none as important as the steadicam. Invented in the mid-70s, it literally changed the way movie making happened, and made the i...
16 Kesä 201634min
Why Are So Many Disembodied Feet Washing Ashore In British Columbia?
Between 2007 and 2016, 17 disembodied feet - still wearing shoes - have washed ashore between Washington and British Columbia. What's behind the sudden influx of Vancouver's mystery feet? Learn more ...
14 Kesä 201636min
What's the deal with controlled burns?
Starting a fire to prevent fire seems counterintuitive, but it makes a lot of sense once you understand it. But controlled burns aren't just to help prevent forest fires. They're also a vital part of ...
9 Kesä 201640min
How Motion Sickness Works
Motion sickness is the worst and hits about 25 to 40 percent of humans when they ride in cars, boats, or simply watch the wrong 3-D movie. Join us as we break down the science behind this nausea-induc...
7 Kesä 201636min
