In today's episode, I'm joined by two returning friends, Mike Taccona and Ben Kapolnek. In this particular conversation, we turned back the clock into an old-school podcast. We pick a topic and discuss it broadly.

Nova PBS documentary titled Human Nature, with an extraordinary new technology called CRISPR. We can now edit human DNA, but how far should we go? Gene editing promises to eliminate certain genetic disorders like sickle cell disease, but the applications quickly raise ethical questions.