Plastics have only been around for a little over a century. But in that time, they've become a huge part of our lives and a growing burden for the environment. Each year, the world produces over 430 million tons of plastics, and that figure is set to triple by 2060. A binding global plastics...

Mercury’s a known pollutant in fish, but did you know one of the biggest mercury emitters is actually small-scale gold mining? From sunken ships to shihuahuaco trees, we take a deep dive into the astounding history and science of mercury and the solutions that could break its toxic cycle.