Collar cams help bring scientists into a polar bear's world

Newly released footage shows how scientists have been able to learn more about the behaviour of wild polar bears on the sea ice thanks to cameras attached to the bears via a collar. Video: USGS

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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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