Searching For Alien Life

Who will you be in 10 years? In 20 years? Envisioning how you will evolve is very hard. This hour, TED speakers share ideas on how to better plan for the future, while allowing for the unexpected.Original broadcast date: June 16, 2023TED Radio Hour+ subscribers now get access to ... Show More

AI is reshaping the workplace, but at what cost? Journalist Hilke Schellmann reveals the flaws of algorithmic hiring and how workers can adapt to a world where machines decide who gets in the door.TED Radio Hour+ subscribers now get access to bonus episodes, with more ideas from ... Show More

Since childhood, Joshua Roman's life revolved around the cello. But when long COVID forced him to set his cello aside, he had to rethink his approach to life, faith and music.TED Radio Hour+ subscribers now get access to bonus episodes, with more ideas from TED speakers and a beh ... Show More

Are we alone in the universe? It's a question studied in science fiction, but also by teams here at NASA. Join us as we search for signs of life outside of Earth with scientists Aki Roberge, Ravi Kopparapu, and Shawn Domagal-Goldman. 

3/6 In this instalment of The Curious Cases of Rutherford & Fry, Hannah and Adam boldly go in search of scientists who are hunting for ET, spurred on by questions sent in by listeners across the globe, from Australia to Columbia. They start by asking how we define life and why we ... Show More

Sam Harris speaks with Neil deGrasse Tyson about our place in the universe. They discuss our current understanding of extra-solar planets, the prospect that there is complex life elsewhere in the galaxy, the Fermi problem, the possibility that all advanced civilizations self dest ... Show More

So far, the only intelligent life we know of is right here on Earth — us! But could there be life on other planets just waiting to be discovered? In this episode, Tai goes deep in the cosmos to explore how scientists are searching for signs of life beyond our little blue dot, and ... Show More

If television shows and movies are any indication, we humans spend a lot of our time subconsciously preparing for UFOs carrying maleficent aliens to descend on Earth. But should we rush to create an intergalactic battle plan? In actuality, finding otherworldly life won’t be so ea ... Show More

Astrophysicist and TED Fellow Sarah Rugheimer searches for aliens -- but not the cartoony green kind. She's looking for extraterrestrial microbes by studying how these single-celled organisms emit gases, which could reveal evidence of them throughout the cosmos. Wondering if we'r ... Show More

Ever wondered where all the aliens are? It’s actually very weird that, as big and old as the universe is, we seem to be the only intelligent life. In this episode, Josh examines the Fermi paradox, and what it says about humanity’s place in the universe. (Original score by Point L ... Show More

Our universe is a wild and wonderful place. Join NASA astronauts, scientists and engineers on a new adventure each week — all you need is your curiosity. First-time space explorers welcome. 

We now know that the universe is vast and filled with billions of stars. But where could we find life? It's such a big place to search, so why not start with our own solar system. What are we doing to search for life here? Natasha Carr, a PhD candidate studying physics and space ... Show More