On this episode, we mark the 20th anniversary of YouTube with an exploration of how the video-streaming platform has transformed everything from global pop culture, to social movements, to how we seek out and consume information. We hear about new research on how short-form videos affect our brains, how algorithms dictate culture, and what makes YouTube so helpful — and addictive.<br><br>Learn more about sponsor message choices: <a href="https://podcastchoices.com/adchoices">podcastchoices.com/adchoices</a><br><br><a href="https://www.npr.org/about-npr/179878450/privacy-policy">NPR Privacy Policy</a>

Loneliness and How to Rekindle Social Connection

Go on an adventure into unexpected corners of the health and science world each week with award-winning host Maiken Scott. The Pulse takes you behind the doors of operating rooms, into the lab with some of the world's foremost scientists, and back in time to explore life-changing innovations. The Pulse delivers stories in ways that matter to you, and answers questions you never knew you had.