LONDON - Two designers have come up with an unusual way of escaping a flash flood: a dining table that can quickly be converted to a life raft. The table, entitled Either Oar, has removable legs that convert into paddles and a built-in buoyancy tank. It is part of a series of designs created "as a response to climate change and natural disasters of recent times," an apparent reference to crises such as Asia's tsunami in 2004 and last year's Hurricane Katrina in the United States. The table will be on display as part of the Design Museum's Design Mart...