Investor risk appetite is on the upswing Tuesday morning, and the precious metals are riding that updraft.

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Solar updraft towers generate power from air that is heated to high temperature beneath the membrane-covered collectors.

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Broke but not broken, Munk and Gilmour cofounded South Pacific Hotels in 1969, riding an updraft in international air travel.

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And in the most extreme cases, a violent tornado is born beneath that spinning white cloud of updraft that meteorologists call the supercell thunderstorm.

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After putting on some weight, when they feel a warm updraft of wind beneath their wings sometime around early April, it is time to continue moving north.

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It is this updraft spin, or mesocyclone, that creates the tornado.

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Every afternoon he'd launch it from a steep hill near his cliffside home in Sydney and watch, mesmerized, as it caught the updraft from the Pacific Ocean.

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As the iron heel of the government media complex comes off the neck of bankers, there is going to be a big market updraft for the financial sector.

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Spin in the storm's updraft is enhanced when the air entering the base of the updraft is from the south, while the winds further aloft are flowing from west to east.

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Southern California Public Power Authority (SCPPA), a public authority that includes 10 municipal utilities and one irrigation district in southern California, purchased an option to buy two large solar updraft towers being developed in the county of La Paz, Arizona.

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