Tuesday, April 05, 2005. Mountain, Heating and thermal expansion. Rocks, like most materials, expand when they are heated. Some mountain ranges and plateaus are high simply because the crust and upper mantle beneath them are unusually hot. Most broad variations in the topography of the ocean floor, the mid-ocean ridges and rises, are due to horizontal variations in temperature in the outer 100 kilometres of the Earth. Friday, March 18, 2005.

Thursday, March 24, 2005. After the Restoration, from 1660 onward, there was almost revolutionary progress in English cabinetmaking, as it came to be called at about this time. On its return, the exiled court introduced French and Dutch fashions, and the English craftsmen were considerably helped in supplying the tastes of the nobility by a large influx of foreign workmen. Monday, March 21, 2005.