Hundreds of people have held a rare protest in Vietnam against the unexplained mass death of fish on the country's central coast.

Most doctors and medical researchers now agree that there is a link between the Zika virus and microcephaly, where babies are born with abnormally small heads because of restricted brain developmen

African leaders are to meet in Kenya to discuss how to save the continent's elephants from extinction.

Shops have been operating without electricity for several hours a day because of power cuts introduced this year

An investigation has been launched after unusually high levels of ammonia were found in the River Dee.

The increase in the number of swine flu cases prompted the government to bring forward the vaccination campaign from June to the end of April

A new study says that if the extra green leaves prompted by rising CO2 levels were laid in a carpet, it would cover twice the continental USA.

The localised climatic effect of wind farms has been unknown and subject to speculation - until now

The European Space Agency has launched a second radar satellite into the EU's new Sentinel constellation.

The solar-powered aeroplane Solar Impulse has landed in Silicon Valley, California, after a three-day flight over the Pacific Ocean from Hawaii.