Deepfakes create a dangerous situation -- how can we trust that a recording is the real McCoy when machines can make such convincing fakes? From the history of deepfake technology to the liar's dividend, we learn about the evolution of the tech and the problems it creates. See omnystudio.com/listener for privacy information.

When developing the mp3 compression algorithm, engineer Karlheinz Brandenburg used a specific song to tweak settings and get them just right. What was that song? And why does Jonathan not like it?See omnystudio.com/listener for privacy information.

Yesterday, Apple finally unveiled its mixed reality headset, the Vision Pro, which will set you back $3,500 in 2024. Plus, we learn about some new challenges in the crypto world as well as reports about whether or not aliens have visited us.See omnystudio.com/listener for privacy information.

In late 1985, a company called Worlds of Wonder introduced a new toy -- a teddy bear that could tell stories and sing. It could blink and move its mouth. And it turned out not to be a teddy bear at all. This is the long and winding road that leads to Teddy Ruxpin.See omnystudio.com/listener for privacy information.

How did the Pixar studio get started? How did it evolve from a small operation to a power player in the Disney empire? And how has the company led innovation in animation?See omnystudio.com/listener for privacy information.