How the World Health Organization is battling bullets, politics and a deadly virus in the Democratic Republic of the Congo.
Violence in the Democratic Republic of the Congo has interrupted clinical trials to treat Ebola and forced scientists to change how they immunize people.
Amy Maxmen talks with Nature about the World Health Organization's decision against declaring the DRC's Ebola outbreak an international emergency, and about her visit to an armed Ebola treatment centre.
Ebola survivor Maurice Kakule Kutsunga is working to dispel rumours about the virus and health care providers.
Nature's Amy Maxmen talks with courageous Ebola responders who try to gain the trust of wary communities in North Kivu.
An Ebola outbreak in the Democratic Republic of the Congo worsens as the virus spreads into Uganda.
As loggers and miners move into previously inaccessible regions, researchers are pooling knowledge about Colombia's ecosystems.
Los esfuerzos de paz en Colombia han puesto fin a 50 años de intenso conflicto. Ahora, científicos estudian a quienes fueron combatientes y víctimas, al tiempo que ambos intentan sanar.
Following a peace treaty in Colombia, can research help thousands of former fighters reintegrate into society?
Peace efforts in Colombia have ended 50 years of intense conflict. Now, scientists are studying former fighters and victims as they attempt to heal.
Researchers tracking a genetic mutation that causes an early-onset form of Alzheimer's disease hope to uncover new drug targets.
Online platforms can help to steer emergency response and ensure money is well spent.