Brazilian state-run oil firm Petrobras said on Monday it found hydrocarbons in a exploratory well in the Norte de Brava bloc, located in the pre-salt layer of the Campos Basin.

This story was produced in partnership with the Pulitzer Center. It is part four in a four-part series. Read part one here, part two here and part three here. On any other day, ...

Moving from fossil fuels to renewable energy sources like wind and solar will require better ways to store energy for use when the sun is not shining or the wind is not blowing. A new study by ...

By Clare Nuttall in Almaty In the changing world order, Kazakhstan continues to pursue the multi-vector foreign policy that ...