'From Curiosity to Discovery': 

Why do some people spend years trying to answer a single question, or even risk their lives to discover something new? This Sunday, TED speakers describe how curiosity leads to unexpected places.  

Director James Cameron's blockbuster films create unreal worlds all their own. In this personal talk, he reveals his childhood fascinations and how they ultimately drove the success of his hit movies. 

Designer Thomas Thwaites explains what compelled him to build a toaster, literally from the ground up. 

Geneticist Wendy Chung describes what it's like to chip away at the mysteries of autism, and the excitement of uncovering critical clues. 

Mythbusters co-host Adam Savage talks about three people who inspired him to be curious: his dad, a former Earth Science teacher, and physicist Richard Feynman. 

Biologist Nathan Wolfe says the unseeable world of microbes is fertile ground for new discoveries.

The NPR TED Radio Hour on Newstalk 106-108 FM, this Sunday from 6pm.

Listen back to 'From Curiosity to Discovery' here.