Before Swedish slow TV hit “The Great Moose Migration” began airing Tuesday, Ulla Malmgren stocked up on coffee and prepared meals so she doesn't miss a moment of the 20-day, 24-hour event. “Sleep? Forget it.

Tune in to 24-hour drone footage as herds of moose make the annual trek to greener Swedish pastures. Given all the recent bad news on the world stage, from tariffs wars to the war in Ukraine, it’s no wonder Swedes are seeking a moment of zen by watching a livestream of “The Great Moose Migration” (loosely translated from the Swedish,