How Lightning Works
You've seen lightning before, and maybe you're even afraid of it. You should be. The air is ripped apart and a sudden electrical discharge burning six times brighter than the sun connects with Earth. ...
12 Jul 201239min
Geysers: Nature's Innuendo
The spectacular eruptions of steam and water we call geysers are only the tip of the proverbial iceberg, the result of thousands of years of specific natural conditions and physical processes. Learn t...
10 Jul 201226min
How Tabloids Work
Having started as an egalitarian answer to 19th-century newspapers, tabloids came to peddle shock and sleaze. They've cleaned up a bit, but they remain the world's guilty pleasure. Learn more about th...
5 Jul 201249min
Is the Dead Sea dead?
An anomaly of geography, the shores of Dead Sea form the lowest dry spot on Earth. It's been visited by millions, including King Herod and Cleopatra, all seeking the health benefits of this saline lak...
3 Jul 201224min
What's the deal with Executive Orders?
Depending on who's in office, they're either a presidential tradition or the acts of a despot. Executive orders are not spelled out in the Constitution, yet every president has issued them. Learn abou...
28 Jun 201234min
10 Accidental Inventions: By the Numbers
Every once in a while Chuck and Josh do things by the numbers and here's a good example. Turns out a surprising amount of ubiquitous items in our everyday lives were stumbled upon by accident. This ep...
21 Jun 201236min
How Icebergs Work (Very Cool)
" Icebergs: floating chunks of ice. True, but whoa there. Scientists are learning that there's a lot more to icebergs. Appropriately enough, we've only come to understand the tip of the iceberg and re...
19 Jun 201238min
Whatever happened to acid rain?
Along with the hole in the ozone layer, acid rain was one of the first international environmental threats. It's fallen to the wayside in the face of climate change, but we have yet to lick it. Join C...
14 Jun 201230min
