The Tanzanian politician known fondly as "Deo" was an inspiring figure who was destined to ease the poverty and inequality in this world. So when he died in a helicopter crash earlier this month the dreams of millions of Africans were lost with him.
Australian researchers are working on plans to make the clouds above the Great Barrier Reef larger and more reflective, in an extraordinary bid to cool the water underneath and save the delicate coral communities below.
The loss of any baby — at any stage of a pregnancy — is a tragedy. But the late-term loss of a twin is rare and brings with it so many additional emotions, writes Fiona Ellis-Jones.