What the 'Little Lion' galaxy could tell us about the Big Bang and other top stories.

• What the 'Little Lion' galaxy could tell us about the Big Bang

  

  A faint galaxy shining 30 million light-years away could help scientists learn more about the birth of the universe.Researchers have discovered a galaxy with the lowest level of metals, or heavy chemical elements, ever observed in a star system. Galaxy AGC 198691, nicknamed Leoncino, or “Little Lion,” offers astronomers the chance to see what conditions were like directly after the formation events that caused the universe to form."Finding the most metal-poor galaxy ever is exciting since it co..

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• How did the giraffe get its long neck? Clues now revealed by new genome sequencing

  

  A bachelor group of adult male Masai giraffes at Ndarakwai West Kilimanjaro, Tanzania. Credit: Doug Cavener. For the first time, the genomes of the giraffe and its closest living relative, the reclusive okapi of the African rainforest, have been ...

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• Wyss Institute collaborates with ReWalk Robotics to develop wearable exosuits for patients with limited mobility

  

  The lightweight, wearable soft exosuit could help patients suffering from lower limb disability regain their mobility. Credit: Wyss Institute at Harvard University. The Wyss Institute for Biologically Inspired Engineering at Harvard University has ...

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• Trump calls for renegotiation of Paris climate deal

  

  Presumptive Republican nominee Donald TrumpDonald TrumpSanders message to Dem leaders: Let us in Sanders vows to take nominating battle to the convention Trump needs 66 delegates to officially clinch nomination MORE on Tuesday said he would look to renegotiate the landmark United Nations climate change deal if he’s elected president this year. The deal, reached in Paris in December and signed by the United States last month, treats the U.S. unfairly compared to other countries, he told Reuters i..

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