Then a friend mentioned the late Alexander Lippisch, a German who discovered wing-in-ground effect.

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So are we starting to see the effect on the street - on the ground in your...

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Voices travel up from the ground floor in a smokestack effect and ricochet around the preserved glazed-white brick walls. (The "new" library prefers buzz over the code of silence of the old library.) How different from the older sections of the library where, for instance, one reading room has restored its carved plaster ceiling reproducing Michelangelo's Laurentian Library in Florence.

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She said it was a "ground-breaking" concept, but cautioned that many remarkable advances in treating mice failed to have any effect in people.

BBC: Health

Most of it is, of course, radiated back into space. (It is the partial blocking of this radiation by gases such as carbon dioxide that causes the much-talked-of greenhouse effect.) Some of it, however, goes in the opposite direction, into the ground.

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