Click above to listen to Part 4 of 100% Invisible, featuring Lisa Randall, theoretical physicist at Harvard University and author of Dark Matter and the Dinosaurs: The Astounding Interconnectedness of the Universe.
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







