Cancer-causing environmental pollutants can occur naturally (e.g., radon or arsenic) or are man-made (e.g., air pollution from burning fuels), and they can be found in the air, soil, or water. Radon, ...

Although assistance is given towards this compilation from public funds on the ground of its general utility, it must be understood that it is not an official ...

Africa’s flowers have been meticulously documented across 1.9 million sites on the continent and in Madagascar.

Drawn by European powers with little regard for the people living there, this map from 1935 still shapes Africa’s politics, ...

Explore the breathtaking beauty of South Africa in stunning 4K resolution. From dramatic coastlines and iconic wildlife to remote villages and vibrant cities, this cinematic journey uncovers both ...

A spot in eastern Africa called the Afar Triangle marks the meeting point of three rift zones—lines where Earth’s crust is being rent apart. Researchers haven’t been sure exactly what drives this ...