Can otters be city dwellers? Are aliens real? Do we have to experience misery to understand happiness? On this episode, we investigate how strange bedfellows can lead to radical realizations. Guests include evolutionary biologist Philip Johns, astrophysicist Avi Loeb and author Laurel Braitman. TED Radio Hour+ subscribers now get access to bonus episodes, with more ideas from TED speakers and a behind the scenes look with our producers. A Plus subscription also lets you listen to regular episodes (like this one!) without sponsors. Sign-up at: <a href="http://plus.npr.org/ted">plus.npr.org/ted</a> Learn more about sponsor message choices: <a href="https://podcastchoices.com/adchoices">podcastchoices.com/adchoices</a> <a href="https://www.npr.org/about-npr/179878450/privacy-policy">NPR Privacy Policy</a>

How the brain interprets pain — and new ways to manage it

Exploring the biggest questions of our time with the help of the world's greatest thinkers. Host Manoush Zomorodi inspires us to learn more about the world, our communities, and most importantly, ourselves.Get more brainy miscellany with TED Radio Hour+. Your subscription supports the show and unlocks a sponsor-free feed. Learn more at plus.npr.org/ted