As is typical in Hollywood, the big films are clumped around summer and Christmas.

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In a bell-curve distribution of probabilities, the range of possible events are clumped together around the average.

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Lefty hitters like Ortiz and Thome got used to seeing the infielders clumped up in right field.

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But current evidence suggests that another clumped form of the amyloid peptide is more toxic than the plaque.

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Some need to be told that "bed head, " clumped-up hair from a night on the pillow, is out.

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Each of these has, notes Dr Fouchier, already been found in nature, only in separate strains and never clumped together.

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"If all five are still clumped together, it will be like trying to bring up the big part of the Titanic, " Pearlman said.

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The few teams at the very top are probably too good for the mass of teams clumped around the middle to compete with in a play-off series.

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