Dutch artist Ap Verheggen has developed a solar-powered device to extract moisture from the air. To put it to the test, he went to a country with plenty of sunshine but not enough water: Mali.
Germans have never had to worry much about water scarcity. But with rising global temperatures driving record heatwaves and prolonged droughts, demand for the precious resource is increasing.
It may have started as a joke, but just how many of the two million people "attending" an Area 51 alien hunting event on Facebook are laughing or taking it seriously, no one knows. The US military has issued a warning.
Smugglers are turning to perilous routes through the desert, or even dumping those hoping to reach North Africa. DW visited the transit hub of Agadez where efforts are being made to rescue migrants lost in the Sahara.
A pre-dawn attack on ethnic villages in central Mali left 134 victims dead and 55 injured, including pregnant women, children and the elderly. Violence has spread down from the north.
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