Word: diameterically
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Now an extraordinary newcomer will join that celestial company. The California Institute of Technology, working with the University of California, will build the world's biggest optical telescope on the volcano's crest; construction could begin as early as 1986. The mammoth instrument, made possible by a $70 million grant...
Yet conventional telescopes cannot be simply scaled up indefinitely. As the mirrors get bigger, they begin to sag under their own weight. Indeed, for years many astronomers believed that a 200-in. diameter was the practical limit for an optical telescope.
The multitude of artifacts already examined are invaluable, not simply for their rarity but for what they will reveal about the seagoing life of the Mediterranean 34 centuries ago. Before the advent of marine archaeology, notes Bass, "we knew more about the safety pins and sewers of Athens than we...
One made-in-space product, tiny latex balls only a bit larger than a red blood cell, will soon go on sale. Formed in the near weightlessness of orbit in April 1983 on the Challenger shuttle flight, each of the 1,000 or so samples is exactly ten microns in...
Meanwhile, rescue workers were sifting through the embassy wreckage. The blast had left a crater 26 ft. in diameter and 8 ft. deep. Beside it lay the remains of the lethal van, in a burned and twisted heap. Ambulances wailed as armed guards lowered their weapons menacingly to keep curiosity...