Are we alone in the universe? Astrobiologist Louisa Houcke aims to find out, seeking analogues to life on Mars in organisms – called extremophiles – that thrive in Earth’s most extreme environments. In her recently posted TED-Ed lesson, created in collaboration with animator Emanuel Friberg, Houcke explains how and why extremophiles give scientists hope for life beyond our own planet.
Curious about Louisa Houcke’s work? Read an interview with her on the TED Blog >>>