To explain why he grows coca, the raw material for cocaine, rather than food crops on his 5-acre farm in southern Colombia, Luis Tapia does the math. Every three months, Tapia, 60, harvests the bright ...

For thousands of years, people in the Andes have chewed the leaves of the coca plant to stave off hunger, treat altitude sickness, and sustain energy. Yet under international law, this ancient crop is ...

Coca is the main ingredient for making cocaine. It's hands down the most profitable product in the game. But it’s not just a matter of planting seeds and waiting for the money to roll in. Getting ...

Colombia will use drones to resume spraying of coca crops with a weed killer, the government announced on Monday, as authorities grapple with record levels of cocaine production that have fueled ...