At present, no one can predict a tsunami, but on board the German research vessel Sonne, scientists are installing a system that will give people warning if disaster strikes.

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Udo Barckhausen, a geophysicist on board the Sonne, told CNN that the 7-meter (22-foot) buoys are programmed to detect changes in the seabed, and send alerts to the Indonesian mainland.

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Thorkil Sonne, the founder of Specialisterne, a Danish firm that finds high-tech jobs for autistic people, says they can focus on repetitive tasks that might be boring to other workers.

ECONOMIST: Disability and business