In this episode, Nick introduces listeners to the horrifying horsehair worm, a water-dwelling parasitic organism whose brutal lifecycle puts its insect host through hell, culminating in the worm's unique ability to compel its host to drown itself. Then, Dave asks the question, "How many planets are there in our solar system?" The answer might seem simple to you, but throughout history the number has fluctuated wildly, taking into account celestial bodies both real and theoretical. So how many...