Headlines

Tornadoes kill more than 20 in south-central US

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Ancient cemeteries and rock art discovered on Morocco's Tangier Peninsula

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Australian researchers use a quantum computer to simulate how real molecules behave

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Twin spacecraft mission reveals there might be a 'hot' side of the moon

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Living beings emit a faint light that extinguishes upon death, according to a new study

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Saturday Citations: Protoplanetary cornucopia; trees abound; the importance of diversity in corporate boards

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Angler fishing in Lake Michigan fog discovers remains of abandoned tugboat J.C. Ames

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'Alpha predator' sharks and humans clash on an Israeli beach

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Study calls for greater coordination between the European Central Bank and national fiscal policies

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