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Scientists study dog genomes to develop new family tree of dogs that connect all 161 breeds. Read more

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Peggy Whitson breaks records to become oldest astronaut and also to have spent the most cumulative time in space, clocking in more than 535 days. Read more

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Neil Gorsuch joined the Supreme Court of the United States as the newest justice when he was sworn into office on April 10. Read more

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University of Arizona Campus Arboretum
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This week's UA Campus Arboretum Tree of the Week is the River Red Gum Eucalyptus tree, Eucalyptus camaldulensis. Read more

Safety tips while staying cool in the Old Pueblo this summer.Read more

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