Word: extinctionism
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The 80-year-old party patriarch is one of the world's last communist stalwarts, an ideological dinosaur rapidly headed for extinction. But you'd never know it to talk to him. Let Mikhail Gorbachev resign as party boss, and let the roll of party defectors grow faster than a...
This startling scenario, proposed in 1980 by the late Nobel laureate Luis Alvarez and his son Walter, ignited a scientific debate that still rages today. Opponents of the theory, notably paleontologists, blame the Great Extinction on climatic changes possibly brought on by volcanic activity. If the Alvarezes were correct, they...
Some 130 terrestrial impact craters had been identified, but none of them near the age of 65 million years was large enough to qualify as the Crater. Yet if a comet or asteroid massive enough to cause the extinction had struck the earth, it would have left a crater hundreds...
As Shoemaker and his colleagues see it, a giant comet broke apart as it whipped around the sun. Over time, chunks of the comet separated but remained strung out in the same orbit. Then 65 million years ago, as the earth passed through the comet's orbit, it collided with...
The history of the beat cop has traveled full circle: once, he was nearly driven to extinction by a series of well-intended but ill-conceived reforms. Until the first decades of this century, police were all-purpose keepers of the peace. They ran lodging houses for the homeless, tracked...