Acacia-class sloop (current) Mutation (knot theory) U engine Number of particles Learning disability Bushra Ansari Participatory Impact Pathways Analysis Producers Distributing Corporation Fukushima nuclear accident (Unit 1 Reactor) Assumption of Mary in art 1949 Commonwealth Prime Ministers' Conference March Engineering Parity of a permutation Searching for a Pulse/The Worth of the World WASP-54