همه قسمت‌ها

With help from Ham Radio Crash Course, the crew investigates and experiments with the legend that Lucille Ball heard radio broadcasts through her dental fillings.

Ryer, Penny, and Brian build a cloud chamber in a fish tank to hunt for cosmic rays, which turn out to be trickier to spot than expected.

The crew learns and plays Scoundrel, a solo dungeon-crawl game played with a standard deck of cards.

An experiment using YouTube's multiple audio tracks: each track pairs with a different video on screen, so the video changes depending on which one you choose.

Ryer takes on the classic sideshow Human Blockhead stunt, and the crew reveals the secret most people never notice.

Practical techniques for spotting deepfakes and avoiding being fooled by them.

Research on social isolation and stroke recovery shows just how much friendship matters for the brain.

Behind the scenes of how the crew built a massive confetti celebration on Route 66.

The crew creates monster sound effects from scratch and releases them as a free SFX library.

Josh Nass of Ham Radio Crash Course joins the crew to test off-grid radio communication.

Swatch tried to create a simple decimal unit of time, the "beat", in 1998, and it failed. Why isn't time metric, and why are there 60 seconds in a minute anyway?

Drawing on Houdini's own writing, the crew explains and tests how he escaped from rope ties.

Exploring shortwave radio and the network of KiwiSDR receivers that let anyone listen in online.

The simple step most lockpicking tutorials skip, and why it's the one that actually opens the door.

The crew resurrects one of the greatest kits RadioShack ever sold to kids.

Brian and Andrew Heaton discuss why the 1950s are remembered so fondly despite being worse in almost every way.

The crew tests Project NOMAD, an off-grid "internet in a box" built for when the grid goes down.

States are holding billions in unclaimed money. The crew tests whether a simple "go find my money" AI prompt can actually track it down.

A follow-up to Project NOMAD: adding a Meshtastic mesh network and an extending antenna mast to build working off-grid communication.

A look at Austin's community mesh radio network, and how MeshCore and Meshtastic compare.

Testing what Flock surveillance cameras can see, and how far away lip-reading AI can work from their footage.

Are smart TVs spying on us? How TVs track what you watch, and what you can do to stop it.