Word: spectrum
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Suitcase SETI—or, as Horowitz referred to it in a speech before the NASA Sunnyvale Symposium, “Steamertrunk SETI”—is a portable spectrum analyzer designed specifically to search for SETI transmissions. It featured autocorrelation receivers that enabled it to monitor 131,000 channels for extraterrestrial signals—far more than had previously been possible with any one device...
Both these projects required the construction of a more powerful spectrum analyzer than Suitcase SETI, so that more channels could be scanned. These searches covered most of the northern sky, but failed to receive any signals that were ever replicated...
...calls for reducing greenhouse gas emissions 18% below 2005 levels by 2020, and nearly 70% by 2050, using a cap-and-trade system that steadily reduces the amount of carbon that industry is allowed to emit on an annual basis. The bill has garnered solid support across the political spectrum - corporations like General Electric and environmental groups like Environmental Defense Fund (EDF) have both come out in favor of the act. "No bill is perfect, but we think this is a very strong framework," says Nathaniel Keohane, director of economic policy and analysis for EDF, which has launched a series...
...aren't the only ones feeling hoodwinked on the issue. "The right is in the process of creating social policies of revenge against all the employees of this country," said Socialist legislator Henri Emmanuelli. Nor was dismayed reaction to Bertrand's text limited to the left of the political spectrum. Laurence Parisot, president of the Medef employer's organization which is signatory to the agreements with unions, also disagreed with Bertrand's intended power play. "It was hardly a month ago that an accord was concluded, and the accord and its terms should be respected today," Parisot said...
...President, Obama might appease terrorists. The overall effect served as a stark reminder that in order to win, McCain must distance himself from Bush's legacy without abandoning the coalition that won the past two presidential elections. "One of the challenges is for me to reach across the political spectrum," he admits, "but also make sure we re-energize our base in this campaign...