20 km high space elevator tower planned

A revolutionary plan to build a 20 kilometre high inflatable structure to propel spacecraft into the atmosphere has been announced by Canadian company Thoth Technology. Video: Reuters

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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