How would space aliens behave toward us? Can we even conceptualize something that is truly alien? In today’s show, Graham and Ray discuss the various ways in which human beings might interact with our galactic brethren. Carl Sagan and Charles Pellegrino are name-checked, as is comedian Jerrod Carmichael.

In our Is This Still A Thing segment, Graham quotes the Daoist text Wen Shi Zhen Jing. And we find out what the strongest organism on Earth is!