Sandy Island Coral Sea mapping datasets 2012

Sandy Island stayed on maps after being declared nonexistent

Sandy Island, in the Coral Sea, was declared nonexistent after a search in the 1970s. Yet it remained in mapping datasets into the early 21st century, until its nonexistence was confirmed again in 2012.

South Africa has a vast private security industry alongside its police

South Africa has one of the world's largest private security sectors, with millions of people recorded in industry registration systems. But the number registered is not the same as the number currently employed as guards. Private companies protect homes, businesses and neighborhoods, reflecting a security landscape in which commercial services play a particularly visible role.

Cats cannot taste sweetness but strongly taste compounds in tuna

Domestic cats have a genetic change that prevents their sweet-taste receptors from responding normally to sugar. Tuna is different: cats can detect compounds in it that together produce a strong savory, or umami, taste.

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Sandy Island Coral Sea mapping datasets 2012

Sandy Island stayed on maps after being declared nonexistent

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