Can gadgets and biology converge?
Many nations still rely heavily on coal, oil and natural gas to supply most of their energy needs. But this dependance on fossil fuels presents a great problem. Fossil fuels are a finite resource. Eventually, the world will run out of fossil fuels, or it...Read moreHydrogen is the most common element on Earth—for example, water is two-thirds hydrogen—but in nature it is always found in combination with other elements.