Click above to listen to Part 1 of 100% Invisible, featuring Mike Brown, astronomer at the California Institute of Technology, discussing the evidence for a “super Earth” sized planet located (but not yet directly observed) in the far reaches of our solar system.

100% Invisible:
Part 1: Mike Brown / New Planet
Part 2: Michael Lemonick / Planet X
Part 3: Arthur McDonald / Neutrino Nobel
Part 4: Lisa Randall / Dark Matter

Podcast also available on PocketCasts, SoundCloud, Spotify, Google Podcasts, Apple Podcasts, and RSS.

2026 Webby Award Nominee
for our three part series on the 20th anniversary of Hurricane Katrina

Big Picture Science is an immersive radio show and podcast that reveals the unexpected connections in science.

Our Skeptic Check episodes take a critical look at extraordinary science claims and pseudoscience.

Don’t settle for a science snapshot. Get the big picture. 

Hosted By

Molly Bentley Executive Producer and Co-Host, Big Picture Science  

Seth Shostak Producer and Co-Host, Big Picture Science
Senior Astronomer, SETI Institute

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