Lockheed has developed a special material that doesn’t need as much energy to drag water through the filter. Graphene is a substance made of pure carbon. Carbon atoms are arranged in a regular hexagonal or honeycomb pattern in a one-atom thick sheet. This...
God bless Ben Joravsky. All summer long, in press conferences and at public hearings, Mayor Rahm Emanuel’s budget refrain remained the same: no more accounting gimmicks and no new taxes. “We have been doing smoke and mirrors on the budget and avoided...