L. Carol Ritchie
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Math geeks are excited about 3-14-15, this year's Pi Day. The San Francisco Exploratorium will celebrate with a pizza-pi-dough-tossing contest, a pi parade and special pie. Mmmm, pie. Or is it pi?
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Kayla Jean Mueller's parents released a statement late Friday. Jordan called ISIS's claim "criminal propaganda;" U.S. officials say they can't confirm her death.
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Hundreds of thousands of people are expected to march in solidarity with the victims of last week's attacks and in support of free speech.
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Pieces of gravel and dust from a "rock comet" called 3200 Phaethon are still shooting across the sky, dazzling the Earthlings below.
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The storm toppled trees and flooded neighborhoods across a swath of the island nation, but so far appears to have spared the region the deadly destruction of last year's Typhoon Haiyan.
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An American journalist held captive by al-Qaida militants in Yemen for more than a year was killed in a failed U.S. rescue attempt.
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The fiery Washington, D.C., politician who was famously re-elected after going to jail for crack cocaine possession, has died after months of battling a number of health issues. He was 78.
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The self-declared Islamic State released a new video Sunday that shows the beheading of hostage Peter Kassig, who was kidnapped in Syria last year.
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San Francisco roared past Kansas City Saturday to even the series and force the deciding games back to the Royals' hometown.
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The police do it. The FBI does it. Could be, foreign governments do it. With the right equipment, people can hijack your cellphone calls and texts and listen in.