³ÉÈË¿ìÊÖ

Astronaut Terry Virts talks about a strange glitch in the Earth’s magnetic field. It’s known as the South Atlantic Anomaly and stretches from Southern Brazil to the West Coast of Africa in the path of the International Space Station.

From ‘The Polar Opposite’ in which Rutherford & Fry find out what will happen when the Earth’s poles reverse.