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Farming is becoming viable again in what were until recently some of the most arid parts of Africa, thanks to a spectacular re-greening of the southern Saharan belt

Technology

Technology

Technology

Humans

There's a lot we don't know about the way our Universe works. An awful lot. New Scientist has been reporting on the progress of physics for more than 40 years, and we still can't explain anywhere near as much as we'd like. But which answers do we

A silent, invisible enemy rides the air and sends thousands to an early grave. John Merefield unmasks it