Pokeberries hold secret to affordable solar power worldwide
One of our best healing plants is known for having some other practical uses, in particular, an ink used by civil war soldiers to write their letters. Now, that “ink” coats inexpensive fiber based solar cells to improve their ability to absorb and convert sunlight into power.
Since the plant is found everywhere except Antarctica and it proliferates even during drought and in infertile soils, it can easily be grown in economically depressed areas to help provide cheap power.
Read more about it here.