Artificial intelligence, we’ve been told, will destroy humankind. No, wait — it will usher in a new age of human flourishing! Guest host Adam Davidson (co-founder of Planet Money) sorts through the big claims about A.I.'s future by exploring its past and present — and whether it has a sense of humor. (Part 1 of "How to Think About A.I.")

Bjorn Andersen killed 111 minke whales this season. He tells us how he does it, why he does it, and what he thinks would happen if whale-hunting ever stopped.  (This bonus episode is a follow-up to our series “Everything You Never Knew About Whaling.")