Pepper is one of the most plen­­­­­­­tiful condiments in the world today, but it used to be more valuable than gold. In the American Chemical Society’s (ACS’) latest Reactions video, we examine how pepper’s delectable chemistry made it a key player in the global spice trade. The sought-after spice helped usher in the “Age of Discovery,” which bridged the gap between the Middle Ages and the Modern era.

The chemistry of pepper, the spice that changed the world: