This iron and water battery could power a more renewable grid
7:25 | Sitting in a row outside of the factory, these giant batteries are the size of freight containers. Powered by vats of iron and saltwater, they’re called iron flow batteries.
7:25 | Sitting in a row outside of the factory, these giant batteries are the size of freight containers. Powered by vats of iron and saltwater, they’re called iron flow batteries.
6:19 | A federal judge in Eugene, Oregon, has just ruled that 21 young Americans can proceed to trial in a suit against the Obama administration.
13:52 | Xiuhtezcatl Tonatiuh is a 15-year-old environmental activist who is traveling to Eugene, Oregon to sue the U.S. government over the issue of climate change.