Using only sunlight, this device turns seawater to drinking water

A summer of extreme heat and drought around the world has been a reminder that water scarcity is a pressing issue and one that will only get...

A summer of extreme heat and drought around the world has been a reminder that water scarcity is a pressing issue and one that will only get worse with climate change. Already, more than two billion people worldwide lack easy access to clean water, according to the World Health Organization (WHO).

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