Episode 018: Into the Immune System / Dark Flow

In this episode, Nick shrinks Dave to the size of a bacterium and sends him into the savage battlefield of the human immune system, a breathtaking biological enterprise that's second in complexity only to the human brain. Then, Dave takes us to the very edge of the universe, where something unknown lurks beyond observable space, emitting such an immense gravitational pull that this mysterious celestial body is believed to be the largest, densest object in the universe.Merch: https://www.teepublic.com/user/spooky-science-labHosted by Nicholas Kaufmann and David WellingtonEdited by David WellingtonAdditional voices by Jennifer Dikes and Alexa AntopolLogo by Errick NunnallyTheme song "Phantom Fun" by Jonathan BoyleConnect with us on social media at Facebook, Bluesky, and Instagram, or email us at [email protected]!