Researchers, including two Oregon State University scientists, argue in a new study that a paradigm shift is needed for assessing bridges' tsunami risk.
As a metaphor for the back-to-basics simplicity needed to stem the toxic tide of plastic pollution engulfing the world's seas, the image of a dhow sailing boat sliding silently through the tranquil waters of the Indian Ocean is peerless. Especially if that dhow is made from recycled plastic and thousands of discarded flip flops.
A piece of aircraft wreckage found off Mozambique, believed to be from flight MH370, has added strength to the belief the plane was not under the control of a pilot when it crashed.