Mel B's Hot could enter the charts no higher than number 28, then disappeared without a trace.

BBC: Emma Bunton

On the contrary, that unemployed army has disappeared without a trace--no doubt temporarily diving into nice, safe corporate careers.

FORBES: A Season For Surprises

MH370 seemingly disappeared without a trace.

CNN: Pilot spots large object off Reunion Island

He is thought to have headed home to the Comoros islands in the Indian Ocean immediately after the attacks, but as FBI agents tried to trace him there, he boarded a plane to the Gulf and disappeared without trace.

BBC: Profile: Fazul Abdullah Mohammed

It is also one of loss: Mr Mbeki's only son, fathered when he was still a teenager, disappeared without trace in the early 1980s, as did his younger brother.

ECONOMIST: Thabo Mbeki