Rian Staunton and his sister, Mei-Ling, look at a display in the Galway Science and Technology Festival Exhibition at NUI Galway. Photograph: Joe O’Shaughnessy

Try drawing a straight line through a mirror, cracking popcorn’s code and learning how to transform milk into plastic. Or taking cognitive tests, com(...)

Joseph P Kennedy III is the only member of the Kennedy family currently holding political office in the US. Photograph: Suzanne Kreiter/Globe

H e recalls sitting around the dinner table at his grandmother’s house listening to his aunts and uncles and older cousins debate the issues of(...)