Mapping the elephant ivory trade: New evidence revealed

Eastern Africa has been a major source of elephant ivory for millennia, with a sharp increase in trade witnessed during the 19th century fuelled by escalating demand from Europe and North America.

NGC 5128: Mysterious cosmic objects erupting in X-rays discovered

This image shows the location of a remarkable source that dramatically flares in X-rays unlike any ever seen. Along with another similar source found in a different galaxy, these objects may represent an entirely new phenomenon, ...

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