Cuban rescue workers use sniffer rabbits to find people in collapsed buildings.
10
The first foreigner to become a samurai was an African slave.
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A couple from Bristol who had trouble selling their house, found out they had an original Banksy on their wall, and received twice the asking price by selling the painting with a house attached.
7
MIT has developed a camera that captures the speed of light at a trillion frames per second.
20
London's King's Cross railway station has a platform 9 3/4 in dedication to Harry Potter.
10