Word: culprit
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...result, some researchers are focusing their attention on the culprit molecules rather than the victims. Atmospheric scientists Richard Turco of UCLA and Ralph Cicerone of U.C. Irvine are exploring the idea of injecting into the stratosphere two chemicals -- propane and ethane -- that would combine with CFCs to produce an extremely weak, and therefore environmentally safe, solution of hydrochloric acid. That strategy would interrupt the CFCs' 100-year destruction cycle, and has the further advantage of requiring only 1,000 jumbo-jet flights over a single, critical 30-day period every year for the next several decades. The products involved...
...sure we'll ever find the culprit," she said. "Anyone who could gain access to the house could have vandalized the door...
...customary to think of threats to privacy in Orwellian terms, with an all-seeing Big Brother government as the culprit. But lately the threat comes no less from private companies, private citizens -- and from our own imperfect notions of how to define which matters are properly kept confidential. The powers of government are fashioned under the pressure of society's own values and expectations. Lately those values have been in flux...
...female surgeon is raped by a man posing as a hospital employee. The police can't find the culprit, but she does -- when he turns up on her operating table...
Could cancer be an infectious disease? In some cases the answer is at least partly yes. Viruses are thought to play a role in liver and uterine cancer and some forms of lymphoma. Now comes the news that bacteria may actually be a major culprit in the world's second most common malignancy: stomach cancer, which afflicts an estimated 700,000 a year worldwide...