If alien civilizations rise and fall, they may leave behind artifacts long after they are gone. From abandoned megastructures ...

Investigators believe Nancy Guthrie, the mother of NBC "Today" show co-host Savannah Guthrie, was taken from her Tucson, ...

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Rebecca Ferguson and Chris Pratt's sci-fi flop Mercy has overtaken Kristen Stewart's Underwater at the global box office. See ...

Amy Adams and Patrick Wilson are appropriately anxious in the first look at Apple's Cape Fear TV show ...