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This beautiful photo of the moon is 50,000 images rolled into 1

Earth's atmosphere stretches further than we thought possible - to the moon and beyond

Check out America's newest national park

Toronto man creates ice rink 'Mona Lisa'

10 unexpected ways to improve heart health

New map of the night sky reveals 300,000 'hidden' galaxies

5 work policies U.S. companies should emulate

Honey badger fights leopard to rescue her baby

Turtle 'marriage' ends after 115 years

103-year-old becomes junior ranger for Grand Canyon National Park

Bizarre plants delightfully come to life in 'Atlas of Botanic Poetry'

Geese with ice-covered beaks get a helping hand from humans