Apocalypse Averted, Colossal Squid, Rocket to the Sun

Hank tells us about nearearth objects primordial black holes; new developments in evolutionary genetics; a giant squid a giant radio telescope; answers viewer questions about disposing of nuclear waste in space. Like SciShow on Facebook: Follow SciShow on Twitter: Sources: PUBLIC DOMAIN Squid: SKA: DNA, Migration: Squid Picture: Credit: Citron SKA Movie: