Engineering

Zero-emission ship nears finish of round-the-world voyage

A ship powered by renewable energy, including hydrogen produced onboard, is docked in the southeastern US state of Florida this week as it prepares to finish the last leg of a voyage around the world.

Energy & Green Tech

Designing a lighter, denser fuel cell

Fuel cell technology is continuously evolving as renewable energy and alternate energy sources become an increasingly important means of reducing global dependence on fossil fuels. Planar fuel cells, a prevalent design, can ...

Energy & Green Tech

If we keep subsidizing wind, will the cost of wind energy go down?

There are high hopes for renewable energy to help society by providing a more stable climate, better energy security and less pollution. Government actions reflect these hopes through policies to promote renewable energy. ...

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