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July 1, 2015

This image taken on June 29, 2015 shows the large feature - most likely a crater on the underside of Pluto (the larger object). Charon also shows dark formations. The diameter of Pluto is 2,367 kilometers - about a thousand kilometers less than the Earth's moon. Charon's diameter is about 1,200 km. Photo: NASA/Johns Hopkins University Applied Physics Laboratory/Southwest Research Institute

Two weeks left for the New Horizons transit near Pluto

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A combination of a bully and food yields a particle with five quarks. Illustration: CERN

Scientists have discovered an unknown subatomic particle

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A rare hour. The earth slows down and so occasionally it is necessary to add a second to the year to coordinate the real time with the coordinated universe time set by an atomic clock. Photo: shutterstock

Why was June 30 a second long?

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immune system. Illustration: shutterstock

A discovery in the immune system opens up a new target for developing treatments for cancer and asthma

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A blind boy from California navigates his way through the world using sonar and his ears. Screenshot from YouTube

The boy who saw without eyes

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