Lord Lucan has been missing since November 7th, 1974. Photograph:  PA Wire

This week’s High Court decision to issue a death certificate for Lord Lucan is the latest punctuation mark in a murder mystery that has fascinated the(...)

An Aedes aegypti mosquito, which carries Zika virus, photographed in a laboratory at the University of El Salvador in San Salvador. Brazilian health authorities confirmed on Thursday a case of transmission of Zika through a blood transfusion. Photograph: Marvin Recinos/AFP/Getty Images

A pregnant woman is among the seven people identified as being infected with the Zika virus in Spain after visiting affected countries. The country’s(...)

Colombia’s president Juan Manuel Santos is on a three-day visit to Washington this week. Photograph: Guillermo Legaria/AFP/Getty Images

Colombia’s president Juan Manuel Santos began a three-day visit to Washington this week to drum up support for his country’s peace process, and to par(...)

An Aedes aegypti mosquito  in a laboratory in Campinas, Brazil, February 2nd, 2016. Photograph: Paulo Whitaker/Reuters

A new method to render male mosquitoes infertile by nuclear radiation could help reduce populations of insects carrying the Zika virus linked to thous(...)

Colombian women listen as a health worker distributes information on how to prevent the spread of the Zika virus, at the transport terminal in Bogota, Colombia:  latest figures from Colombia show 20,297 confirmed cases of the disease in the South American country. Photograph: John Vizcaino/Reuters

An emergency World Health Organisation (WHO) committee will meet on Monday to advise on the international response to the Zika virus, as the number o(...)

Kieran Duffy: ‘Public healthcare here is notoriously poor, and few will have any confidence in the government’s ability to effectively tackle the crisis.’

I first arrived in Colombia in August 2014, after spending some time travelling in South America. Having previously taught English in South Korea for (...)

Fumigating to prevent dengue, chikunguya and Zika virus at El Angel cemetery, in Lima, Peru. Photograph: Martin Mejia/AP Photo

Pregnant women are being advised to consider postponing travel to areas affected by Zika amid global concern at the spread of the mosquito-borne virus(...)

A man fumigating a house in Mexico City, Mexico as part of the country’s campaign against the Zika virus. Photograph: Mexican Secretary Office of Health/EPA

The US Centers for Disease Control and Prevention (CDC) extended its travel warning to another eight countries or territories that pose a risk of infe(...)

The head of the Farc delegation Ivan Marquez (R) and the head of the Colombian government delegation Humberto de la Calle (L) at peace talks  in Havana, Cuba. Photograph: Yamil Lage/AFP/Getty Images

Colombia’s government and leftist Farc rebels agreed on Tuesday to ask the UN Security Council to help monitor and verify a rebel disarmament should t(...)

Mexico’s president Enrique Peña Nieto (centre) congratulates interior secretary Miguel Angel Osorio Chong and defence secretary Gen Salvador Cienfuegos Zepeda after his speech about the recapture of drug baron Joaquin ‘El Chapo’ Guzman Loera. Photograph: Omar Torres/AFP/Getty Images

Statistics from Mexico’s war on drugs tell a story so cruel it can be difficult to comprehend. Estimates of the number killed over the past decade ran(...)