Earthy, skunky, whatever you want to call it, that is some pungent weed. There are aisles of plants, growing on two levels ...

Following is a transcript of the video. This isn’t some alien planet It’s cannabis! These images were taken with a scanning electron microscope. It’s not your ordinary microscope.

IWAKI, Fukushima Prefecture—A weed described as “the worst alien species on the planet” has been discovered for the first time in the northeastern Tohoku region, alarming local farmers and ...