Avsnittet publicerades: 6/10/2019
The ground beneath your feet is home to a massive, mysterious world of microbes -- some of which have been in the earth's crust for hundreds of thousands of years. What's it like down there? Take a trip to the volcanoes and hot springs of Costa Rica as microbiologist Karen Lloyd shines a light on these subterranean organisms and shows how they could have a profound impact on life up here.
Want TED Talks on the go? Every weekday, this feed brings you our latest talks in audio format. Hear thought-provoking ideas on every subject imaginable -- from Artificial Intelligence to Zoology, and everything in between -- given by the world's leading thinkers and doers. This collection of talks, given at TED and TEDx conferences around the globe, is also available in video format.