Why can I play some DVDs, but not others?

Since the early days of space exploration, some of NASA's greatest have pulled some great pranks. Learn about our favorites, from a smuggled sandwich to a space gorilla, in this episode of BrainStuff, based on this article: https://science.howstuffworks.com/ridiculous-history-5-n ...  Show more

When you shiver, your fingers and toes go numb, or you get goosebumps in the cold, that's actually your body trying to keep you warm. Learn how it works -- and how you habituate to chilly temperatures over time -- in this episode of BrainStuff, based on this article: https://heal ...  Show more

Inspired by listener mail, Jonathan and Chris discuss the difference between DVD and Blu-ray in this episode of TechStuff.

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In this episode of TechStuff's continuing series on the technology of film, Chris and Jonathan take a closer look at the process of putting sound on film. Delve into the history of film-making and the story of auditory innovation in this episode.

Machinima is machine cinema, a method of filmmaking that uses pre-existing virtual worlds and characters. Tune in as Jonathan and Chris define and discuss the details of machinima in this podcast from HowStuffWorks.com.

In this special episode co-hosted by TechStuff's Jonathan Strickland, the focus is on the codes, cipher machines, and cryptologists of World War II. Tune in to learn more about the Enigma Machine, Alan Turing, Code Talkers and more.