Imagine a computer downloading footage or photos of you from the internet and using them to create a video of you saying something you’ve never said. Sounds more than a little sinister, right? It might not be a sci-fi thing of the future anymore, thanks to advances in deepfakes. On today’s episode, we take a deep dive into deepfakes – what they are, how they are made, and the headaches they can cause. We’ll look at why lawmakers are concerned about their possible effect on elections, but also how researchers are enlisting other computers in the fight to help us spot - and stop - these videos.