Dr Nick Cox from the ANU Research School of Chemistry with his water -splitting technology. Photo: Lannon Harley

Dr Nick Cox from the ANU Research School of Chemistry with his water-splitting technology. Photo: Lannon Harley

Fuel of the gods

Scientists have cracked a key step in nature’s water- splitting recipe, which powers all plant life on Earth and may be harnessed to make a limitless supply of cheap renewable fuel. Will Wright reports.