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(PhysOrg.com) -- The ability to manipulate light and fluids on a single chip, broadly called "optofluidics," has led to such technologies as liquid-crystal displays and liquid-filled optical fibers for fast data transfer. Optofluidics is now also on the cusp of improving such green technologies as solar-powered bioreactors, say Cornell researchers.

By Robert Evans GENEVA (Reuters) - A solid shift to green technologies in world farming is vital if endemic food crises are to be overcome and production boosted to support the global population, the United Nations said on Tuesday. [More]