Energy & Green Tech

Wait for it: A smartphone charge in five minutes

Charging time endured is just a fact of life when you are depending on your mobile gadget. Now there is news of a phone that charges fully in just five minutes—and it could be on the scene next year.

Energy & Green Tech

Getting rid of the last bits of sulfur in fuel

Scientists led by a team at Caltech have developed a new method for potentially removing nearly all sulfur compounds from gas and diesel fuel.

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