Amazon is quietly transitioning its US warehouse workers to 10-hour graveyard shifts; labor experts say the move is to cut costs and pay for fewer benefits (Lauren Kaori Gurley/VICE)

Amazon is quietly transitioning its US warehouse workers to 10-hour graveyard shifts; labor experts say the move is to cut costs and pay for fewer benefits — The company has been quietly transitioning warehouse workers at Amazon warehouses nationwide to a 10-hour graveyard shift, known as the “megacycle.”