Nasa scientists discover 10 potentially habitable planets

Susan Thompson, a Kepler research scientist, announces that the Kepler space telescope has discovered 219 new potential planets outside the solar system, 10 of which could be habitable. Video: Nasa TV

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How to spot bowel cancer symptoms

In the last 30 years in Ireland, the number of bowel cancer cases under-50 has doubled, according to Bowel Cancer Ireland. Video: Rebecca Daly / Zara Morgan


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