NASA has been monitoring a strange anomaly in Earth's magnetic field: a giant region of lower magnetic intensity in the skies above the planet, stretching out between South America and southwest ...

Indian Ocean Dipole (IOD) phases are driven by changes in the tropical ... The Southern Annular Mode, or SAM, refers to the north-south movement of rain-bearing westerly winds and weather systems in ...

Indian Ocean Dipole (IOD) phases are driven by changes in the tropical ... The Southern Annular Mode, or SAM, refers to the north-south movement of rain-bearing westerly winds and weather systems in ...

Movements are published at midday the working day before and will be updated by the Movements team until the end of each working day.