Below the Surface

On today’s show: a panel discussion representing different outlooks on the controversial natural gas extraction technique known as fracking. Kambri Crews shares her experience growing up with two deaf parents in rural Texas. The BBC’s A History of the World in 100 Objects continues with a look at a Hebrew astrolabe, an ancient scientific device used to calculate the time of day. Plus, the former Director for Asian Affairs at the National Security Council talks about North Korea’s troubled present and uncertain future.