Stuff You Should Know

How Stuff Works  |  Podcast, ±39 min episodes every 3 days
From UFOs to psychic powers and government conspiracies, history is riddled with unexplained events. This week, get a closer look at the Stuff They Don't Want You To Know about the mob in this video podcast from HowStuffWorks.com.
26
MAR

How Desalination Works

Why would people want to remove salt from water? To solve the world's water problem, that's why. Learn all about the efforts to desalinate H2O in cheaper and more efficient ways.
24
MAR

10 Bizarre Medical Treatments

Medical science has a long and storied history of trying out cures and procedures that later strike us as wacky. And they’re still at it today! Learn about bizarre treatments, from opium for children to tobacco smoke enemas in this episode.
19
MAR

Earwax: Live With It

Despite tons of people using cotton swabs each day to clean the earwax from their ears, cerumen (as earwax is clinically known) is actually quite beneficial to the health of your ears – and even kind of ingenious as your body’s defense goes.
17
MAR

How Anesthesia Works

The use of general anesthesia is less than 200 years old. Before doctors were able to cause unconsciousness in patients, surgery was brutal for all involved. But despite this advancement in medicine, science still has no idea how it works.
12
MAR

How Tea Works

Legend has it that tea was discovered by a curious Chinese emperor after leaves blew into his boiled water. Now tea is the second only to water in popularity worldwide. And despite the varieties of tea, they all come from a single species of plant.
10
MAR

How Fleas Work

Fleas are the bane of the existence of pet owners. From their eggs to their lifespan to their feeding habits, fleas are practically designed to be a nuisance. They are parasites, after all. Get down on flea level with Josh and Chuck in this episode.
05
MAR

How Stonehenge Works

Even as far back as the Roman invaders, people have had absolutely no idea just what the massive monument complex in England known as Stonehenge was built for. Join Josh and Chuck as they try to get to the bottom of this Neolithic mystery.
03
MAR

How ESP Works

Even though almost half of Americans believe in it, ESP usually is treated as a load of bull by skeptics. But some respected researchers have dared to apply the scientific method to investigate ESP and a few have found some surprising results.
26
FEB

Some Movies That Changed Filmmaking

An estimated 50,000 films were made worldwide in 2009 alone. Many are surely clunkers, but in this episode Chuck and Josh talk about the ones that emerged throughout cinema history to change the course of all movies that followed. Get your popcorn.
24
FEB

Why Do Lefties Exist?

For at least the last 200,000 years, between 10-15% of the human population are left-handed and this fact has utterly left science baffled. In searching to explain handedness, all sorts of contradictory evidence has emerged, creating a fascinating mystery.
19
FEB

How Perfume Works

Women consistently rate scent as the most important factor in a man’s attractiveness and men have been manipulating that for centuries with scents of all sorts. Learn about the fascinating history -- and, well, art -- of making perfumes in this episode.
17
FEB

Is there treasure on Oak Island?

Off Nova Scotia, the tiny spit of land called Oak Island has been host to waves of treasure hunters for more than 200 years. Some of them lost their lives in the search for a treasure reputedly buried in a deep pit. But is anything really there?