| | Why are itchy lice so tough to get rid of and how do they spread like wildfire? They have huge claws that hook on hair perfectly, as they crawl quickly from head to head.
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| | | Officials are trying out earthquake warnings on the system used for Amber Alerts. | | |
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| | | Scientists have reproduced in the lab how organic materials may have originated on Earth. | | |
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| | | A surge of sooty, particulate-laden smoke from the Solano County facility prompted a health advisory over the weekend. | | |
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| This massive concrete chute could be pressed into service as soon as next week. The event prompts memories of the spillway failure that prompted orders for 188,000 nearby residents to flee. | | |
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| Scientists and statisticians are putting forth a bold idea: Ban the very concept of "statistical significance." | | |
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