Tension mounts in South Sudan as power deal between President Salva Kiir and Vice President Riek Machar unravels.

PHOTO/JAMES OWICH  Maj Gen Felix Busizoori, commander of Uganda's 4th Infantry Division, has cautioned army officers against ...

Ukraine has substantial supplies of key minerals, but some are now in Russian-occupied territory. Ukraine has agreed to the outline of a major deal that would give the US access to Ukraine’s mineral ...

Pre-exposure prophylaxis (PrEP) is the advent of antiretroviral treatment use for people at increased risk of acquiring HIV-1 ...

Poor treatment adherence remains a major obstacle in national tuberculosis programmes globally. Digital adherence technologies offer novel opportunities to monitor and address poor adherence. Research ...