The rift between two provinces at odds over a proposed pipeline is straining Canada's unity as it seeks to become an energy superpower.

The president made the comment to a female reporter while speaking to the press on Air Force One on Friday.

Officials at Nasa say the sun is at the peak of its 11-year cycle, known as "solar maximum", which could lead to more severe geomagnetic storms.

The event, which saw about 600 sheep cross the Nuremberg's historic centre, took place on Sunday and has become a popular annual tradition.

Hasina has called the court's decision "biased and politically motivated" in a statement released after the verdict.

Three peregrine falcon chicks, stars of the "Nestflix" livestream, have finally taken their first flights above the Melbourne city skyline.