Launch of Ariadna to boost advanced space research in Europe   Solar power satellites: beaming solar energy down to Earth. One of the imaginative futuristic concepts that will be studied by a new ESA initiative named Ariadna, managed by the Advanced Concepts Team on behalf of the Agency's Advanced Concepts and Studies Office.   Biomimicry - imitating biiology: one of the imaginative futuristic concepts that will be studied by a new ESA initiative named Ariadna, managed by the Advanced Concepts Team on behalf of the Agency's Advanced Concepts and Studies Office Release date: 16 October 2003