There are several thousand species of mushroom, but only a handful that will kill you. And the toxins found in poisonous mushrooms are some of the deadliest natural poisons on Earth. Just seven milligrams—one quarter of a grain of rice—is enough to kill an adult, compared to a full teaspoon of cyanide. When you picked … Continue reading "Science of Survival Ep. 22: Dangerously Delicious"