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What killed the dinosaurs? An asteroid or volcanoes? Or both?

Doyle Rice, USA TODAYComments Off on What killed the dinosaurs? An asteroid or volcanoes? Or both?

Maybe it wasn't just the asteroid that killed off most of the dinosaurs 66 million years ago: Research reveals how volcanoes may have played a role.

Doyle Rice, USA TODAY
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Why do we turn the clocks back? Daylight saving time is ending. Here are answers to your questions

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