Sudan threatens to close border with South Sudan again
The threat to shut the border again comes just one day before peace talks are set to begin
From mapping to kidnaps, UN aid workers train for refugee crises
UNHCR staff from around the world undergo emergency training to prepare to be sent for operations in humanitarian crises
Women forced to trade sex for land rights, global research finds
Women tend to be taken advantage of due to a lack of knowledge of their rights and low levels of literacy
French watchdog calls for children's shelter in Calais migrant slum
Charities say number of children in the camp tops 500 and more when including those living with their parents
U.N. accuses South Sudan forces of campaign of rape and killing
Government operated "scorched earth policy" of deliberate rape, pillage and killing of civilians, investigation finds
Low-cost TB test for HIV patients can save thousands of lives - researcher
New urine test, which costs $2.66, provides results in 25 minutes and does not require a mucus sample
U.N. looks to business to cut aid bill for refugees in East Africa
"Being a refugee is not a reason for being unsuccessful in business and life," entrepreneur at Kakuma refugee camp