Low-cost, easily treatable and preventable conditions cause blindness for millions of people worldwide.
by Tommy Trenchard
by Griff Tapper
Politics05 Feb 2016 20:33 GMT
Government denies claims it is sending armed agents to UN-run refugee camps to kidnap and kill opposition supporters.
Wild Animals02 Feb 2016 08:07 GMT
President denounces killing of conservationist after his helicopter was shot down by elephant poachers.
Humanitarian crises22 Jan 2016 15:12 GMT
At least 222 are dead, while reported cases have risen to 14,303 since August as government battles to contain disease.
War & Conflict06 Dec 2015 10:43 GMT
Burundians displaced by continued violence persevere in cramped and under-supplied Tanzanian refugee camps.
Humanitarian crises01 Dec 2015 06:29 GMT
Feeling pressured to join in violent clashes between pro and anti-government forces, many Burundian children run.
Politics27 Nov 2015 10:46 GMT
'The Bulldozer' orders raft of cost-cutting measures, including Christmas cards, striking a chord with many Tanzanians.
War & Conflict25 Nov 2015 14:22 GMT
With the approach of heavy rains, refugees escaping violence in Burundi face more hardship in Tanzanian camps.
Elections12 Nov 2015 09:50 GMT
Semi-autonomous islands' electoral commission cites 'violations', leading to government's poll annulment.
Aids01 Nov 2015 11:38 GMT
Staggering AIDS death toll has forced conservative Tanzania to help gay people long rejected by its health system.
Politics30 Oct 2015 06:48 GMT
International community calls for clarity following the decision by the semi-autonomous archipelago to annul polls.
Africa29 Oct 2015 14:05 GMT
John Pombe Magufuli of the long-ruling Chama Cha Mapinduzi wins with 58 percent, prompting opposition to reject result.
Politics28 Oct 2015 15:44 GMT
Electoral commission of semi-autonomous archipelago says elections must be carried out again due to alleged violations.
Africa27 Oct 2015 06:37 GMT
Opposition leader in the semi-autonomous island says he won 52 percent of votes as official tallying continues.
Politics25 Oct 2015 15:34 GMT
Poll could end 54-year rule of country's CCM party as several opposition parties unite behind former PM Lowassa.
Elections25 Oct 2015 10:37 GMT
Al Jazeera talks to voters to gauge who will win Sunday's close election and why.
by Tolu Ogunlesi
by Calestous Juma
by Rainatou Sow
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