Stuff You Should Know

In this week's SYSK Select episode, for thousands of years, humans have used hallucinogenic mushrooms for spiritual reasons. Today, however, having them can get you thrown in prison. How do magic mushrooms do what they do? Can they help the mentally ill? Find out in this far out episode. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

It wasn't too long ago that humans thought the polar lights were signs from the afterlife. Thanks to a 19th century Norwegian, we now understand that they are a fascinating interplay with Earth's magnetic field and wind from the sun. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Sure we can all agree that champagne is probably the greatest thing humans have or ever will invent, but how much do we understand how it's made? Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

In this week's SYSK Select episode, about 30-40 percent of humans suffer from some sort of allergy. The big joke, though, is that every sufferer is the victim of mistaken identity. Allergies are the result of a hypersensitive immune system mistaking a harmless protein for a foreign invader. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Charismatic Megafauna is not just a great band name. It's really just a fancy word for the cutest and most personality plus animals at the zoo. We're talking pandas, elephants and anything else you might see on a poster. Their mission? To help raise awareness and drive donations. But not everyone is on board. Learn all about these cuddly beasts in today's episode. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

It was only in the last few decades that science became aware that itches aren't just low-level pain. And in that time, the mystery of how we itch and why we scratch has gotten even more baffling. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

In this week's SYSK Select episode, in a desert in Texas a 200-feet-tall clock is being constructed deep inside a mountain. Once completed, it will keep time for the next 10,000 years, even if there are no humans around to use it. Tune in as Chuck and Josh get to the bottom of the Long Now. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

It turns out that the characters in your favorite TV shows and the like are actually dead, dreaming, dying or don't exist. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

Poetry is a broad and expansive art form. From dramatic verse to haiku, rhyming poetry and spoken word, there are many hats a poet can wear. Join Josh and Chuck today as they break down the history of poetry, a dive into what's so great about it. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.

In this week's SYSK Select episode, perhaps you equate the term to conspiracy theories and Holocaust denials, but revisionism is a genuine discipline in the field of historical study. And thanks to revisionists, we now include a lot more reality - and previously unsung people - in the history of our nations. Learn about historians determined that history is far from set in stone in this episode. Learn more about your ad-choices at https://www.iheartpodcastnetwork.comSee omnystudio.com/listener for privacy information.