SCIENCE IN THE NEWS DAILY
Radiation Detectors' Value Is Questioned
from the Washington Post (Registration Required)
Officials at the Department of Homeland Security have overstated the performance of costly new radiation detectors designed to prevent the importation of radiological materials that could be used in bombs, according to an unreleased government report.
The department's Domestic Nuclear Detection Office has claimed in a recent report that new tests show the detection machines, known as Advanced Spectroscopic Portal monitors, can more accurately detect and identify radioactive materials than existing equipment in use across the country, the Government Accountability Office said in its report.
... But auditors who have examined the test results said the office's claims cannot be backed up by statistical evidence. That's because the data collected from what is called the Phase 3 test was too limited, according to the report by the GAO, the investigative arm of Congress.
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