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Life on three other planets? Plus Marine Society and Sea Cadets appeal.
Can there be a perfect country? How language evolved & why the memory plays tricks...
Audrey Carville and guests discuss the role of science in society; Hunter Davies on love.
Roisin McAuley on the election campaign, Catherine Howard & faith in the White House
Audrey Carville discusses the legacy of the reformation, Fr Tony Flannery & Hugh Jordan.