Science

Before the science of pharmacology was confined to the laboratory, all medicines were remedies made from plant materials. Healers—from the Neolithi...

Were there really giant sloths? Are sponges animals or plants? Why can’t dogs be vegetarians? This deck asks the questions about life on Earth that...

People have been inventing constellations—shapes made by mentally connecting the astral dots—for at least 6,000 years. Celestial landmarks that pro...

Why is the South Pole colder than the North Pole? Is hippo sweat really pink? What causes a meteor shower? In this intriguing deck of cards, the Ex...