Science Friday 2018-04-20 Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email Drone Radar, Fracking Seismology, Massive Earthquakes. April 20, 2018, Part 1 Ocean Migrations, Deep Divers, Summer Skies. April 20, 2018, Part 2 Produced by Science Friday and WNYC Studios
