TechStuff is a show about technology. And it's not just how technology works. Join host Jonathan Strickland as he explores the people behind the tech, the companies that market it and how technology affects our lives and culture.

Could we blow up an asteroid like in the movie Armageddon? Join Jonathan and Chris as they tackle what may become one of Earth's most important questions: What do we need to do to be better prepared for an asteroid impact?

In our continuation of the story of Netflix, we look at how the young company changed dramatically over the first few years of its existence.

Listener Kevin wants to know the story behind the company that buried Blockbuster. In this episode, we look at the early years of Netflix and how it weathered some rough times to get a foothold.

We continue our look at the company that created the term GPU. How did Nvidia rise to dominance after such an uncertain start?

Nvidia is a company perhaps best known for its graphics processing units. Where did it come from and how has it impacted computing? A request from listener Matthew.

Who was Archimedes, and what did he actually invent? Join Chris and Jonathan as they take a closer look at the works of Archimedes -- including his historically famous, controversial death ray design.

What is the dark web? What is its purpose? What sort of stuff is on there? We shine the light on a dark topic, as requested by listener Tyler.

In early 2018, the data analysis and marketing firm Cambridge Analytica came under fire in both the United States and the United Kingdom for different reasons. What exactly happened and how have things changed as a result?

Cambridge Analytica made headlines multiple times during its relatively short history. Where did the company come from and what did it have to do with Facebook?

We've changed the way we get information, and that has changed our perceptions of the world. How have echo chambers formed through tech and what can you do to make sure you're not just getting the information that confirms your perspective?

How do QR codes store information? What’s the difference between a QR code and a barcode? Why did it take so long for QR codes to take off? Join Chris and Jonathan as they break down QR codes in this podcast.

What happened at the nuclear power plants at Three Mile Island, Chernobyl and Fukushima? What did we learn from those disasters? And how bad were they?

Cold fusion would transform our world in ways we can't even imagine. Is it really possible? Jonathan explores the science to find the answer.

Nuclear power can generate a lot of electricity, but fission brings with it some drawbacks. What if we used fusion? We look at the difference between the two processes and learn about attempts to harness the power of the stars.

How does a fission-based nuclear reactor work? What are some of the proposed modifications of this technology that could potentially make it a more attractive way to generate electricity?

Sonar uses sound to gauge the distance between objects. Although most people associate sonar with submarines, humans use sonar for a lot more than underwater navigation. In this episode, Jonathan and Chris take a look at the mechanics behind sonar.

Just a few short years after it burst on the scene with an incredibly successful Kickstarter campaign, the Pebble company fell apart. What happened and what did we learn?

Where did the Pebble Smartwatch come from? We look at the story behind one of the most successful Kickstarter campaigns.

How much of your personal information gets collected on the Web? Can you protect your information from prying eyes? And should you?

How do web analytics companies gather data? How much could these companies know about you? How hard is it to identify a person based off their browsing history? Get paranoid in this episode requested by listener Raff.

What was the Emergency Broadcast System? What did it have to do with the Cold War? How is the Emergency Alert System different from the old EBS? Listen in as Chris and Jonathan explain the origin of the EBS and the EAS.

When CBS bought Fender guitars, the new bosses had some big changes in mind. How did that turn out and how is the Fender of today different from the company that helped spawn new genres of music?

What's the story behind Fender Musical Instruments? From the iconic Stratocaster to today's company, we take a look at this iconic name in American musical history. Request by listener Greg.

What are the different components in a high-tech sound system and what does each one do? TechStuff gives a rundown on audio equipment. Request by Karl-Ludwig.

What is the success rate for sending missions to Mars? What made the Curiosity rover mission so special? What would it take to get people to and from Mars safely? Join Jonathan and Chris as they take a closer look at the latest Mars mission.