But the comparison to the blueberries, seen earlier in the mission, may only be superficial.

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McWaffle Sticks, with blueberries and syrup baked right in, have found their way onto the breakfast menus out West.

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In a representative sample of produce tested by the agency, 28 percent of frozen blueberries, 20 percent of celery, and 25 percent of strawberries contained traces of one type of organophosphate.

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At first, the team thought they had stumbled upon more of the famous haematite (an iron-rich mineral) "blueberries" seen earlier in Opportunity's mission.

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Fill up on organic blueberries and heirloom tomatoes at the Union Square Greenmarket, then wander past the students and chess-players in Washington Square Park to linger over cappuccino in an old-fashioned Italian pavement cafe on Bleecker Street, or cool off Middle-Eastern style with hummus, mint-studded lemonade and chilled salads at Hummus Place (88 MacDougall St).

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