The latest findings raise interesting questions about what the upper limits on size might be.

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Loaded with gizmos more typically found in luxury brands, the new Taurus will stretch the upper limits of the brand.

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Future aperture upper limits on balloon-borne telescopes are expected to be some 2.5-meters, about the size of the Hubble Space Telescope.

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Interestingly, an April 18 paper in the journal Nature reported that upper limits for neutrinos measured from IceCube are low enough that gamma-ray bursts are unlikely to be the sole source of ultra-high energy cosmic rays.

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Most drivers will not notice much performance advantage in the SL 550 from a Mercedes costing half the price, because most drivers never remotely approach the upper limits of acceleration, speed or traction that set it apart.

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Swallowing enough fortified waters, snack bars and breads could edge consumers toward the upper limits for vitamins set by the U.S.' National Institutes of Health, worries Marion L. Neuhouser, a diet researcher at Seattle's Fred Hutchinson Cancer Research Center.

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It fixes upper and lower limits to fares, within which airlines are expected to compete.

ECONOMIST: The Himalayas�� open skies

If the upper Mississippi must await progress with limits, what hope is there further down the river?

ECONOMIST: Nutrient pollution

The natural limits of the size of smartphones put a de facto upper limit on how heavy they can be.

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Baroness Hayman said there was a need for reform of the upper house in the form of "incremental progress" and cited areas including the size of the chamber, term limits for appointees and enabling members to retire, around which consensus might be reached.

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