The robot insect that can fly and perch on surfaces

Researchers have designed a small, flying robot that can perch on a wide range of surfaces. Aerial robots can perform tasks such as surveying a site after a natural disaster or detecting hazardous chemicals. Video: AAAS

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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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