Arthur Scott-Geddes

Severe malaria may be doing long-lasting damage to children's brains, according to a major study in Uganda.

Inside a mud-brick hut on the edge of a camp for people displaced by terrorism, an ex-Boko Haram fighter is explaining what drew him to the group.

The target is just about visible through my rifle scope: a lone figure on a hill, dressed in black and scanning the landscape with binoculars. Confident that we are well concealed in our ghillie suits, my spotter, a serving

The target is just about visible through my rifle scope: a lone figure on a hill, dressed in black and scanning the landscape with binoculars. Confident that we are well concealed in our ghillie suits, my spotter, a serving Royal Marines sniper, quietly gives the order to fire when ready. Holding my breath to steady my aim, I gently squeeze the trigger, trying desperately to stay still and praying that the sound and smoke haven’t given our position away.

Travel associated with the tournament could lead to more infections in the three host countries and across the region, analysis shows

Donald Trump is weighing up a massive expansion of the war with Iran after Tehran launched fresh strikes against US military sites across the

The US has halted its air strikes on Iran, creating a sudden pause in a conflict that has raged for nearly two weeks.

The conflict between Iran and the US has entered a volatile new phase as Saudi Arabia joins American forces in striking Tehran's proxies across Iraq

Beneath the grand Art Deco headquarters of the London School of Hygiene and Tropical Medicine lies a vast labyrinth inhabited by weird and wonderful creatures.

Beneath the streets of London, native British mosquitoes are being bred for the first time to help scientists get ahead of disease threats