Word: tides
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Dates: during 1960-1969
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With electrodes of steel, the electro-coagulation method offers the advantage of forming a clot quickly. This constitutes a sort of neurosurgical first aid for the aneurysm patient, enough to tide him over the first and most dangerous days after a hemorrhage. But clots formed in this way are apt not to be permanent, whereas if a piece of copper is implanted in the aneurysm and left there for a week, without an electric current, it forms a more permanent clot. So Dr. Mullan's team is now combining the two methods: forming a quick clot by electricity...
Three things helped turn the tide. One was Johnson's success in convincing Congress that he had really eliminated all the fat. Another was the death in April of House Appropriations Committee Chairman Clarence Cannon, who had always encouraged Passman...
...camp at one end of the beach. The Rockers, who care more for their motorcycles than their birds, formed a tight rectangle at the other end. With jackets incongruously zipped up despite the sun, the pallid, scruffy youths looked like a colony of sea slugs washed in by the tide...
...convoluted blue ambatch flowers the river loses half its water in evaporation and drainage. The Blue Nile dashes headlong down the rain-wreathed mountains from Lake Tana, smoking through unnavigable gorges and scouring tons of rich earth from the Ethiopian highlands. Where the two meet at Khartoum, the darker tide of the Blue shoulders the White aside, bringing 84% of the system's total water volume into the resultant river...
...ancient Egyptian attempts to tame the Nile floods developed the tools of civilization: a 365-day calendar to predict the coming of the flood; a crude astronomy to further refine forecasts; systems of accounting, and, ultimately, written language to handle the stores of grain needed to tide the society over the lean months between the floods; building implements like the wedge, the lever, the screw, the pulley, the inclined plane...