Fun in space: NASA astronauts conduct liquid experiment

NASA astronauts test a new HD camera, capable of recording four times the resolution of normal HD cameras, by dissolving an effervescent tablet in a floating ball of water. Video: NASA

Associated article


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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