Science

Temperatures across southern Africa are increasing. This presents a threat to many crops across the region. Rainfall projections are uncertain but the impact of climate change on agriculture is clear.

Mention the word “fossils” and most people will probably think of bones. Of course body fossils make up a large part of the global fossil record. But humans and other species leave their mark in other ways too - their tracks

On November 24 1974, renowned American paleoanthropologist Donald Johanson spotted “a piece of elbow with humanlike anatomy” poking out of a rocky hillside in northern Ethiopia.