Wielding chainsaws to extract fossils frozen into the permafrost and flying drones to map thousands of footprints, intrepid paleontologists discover that dinosaurs thrived in the unlikeliest of places -- the cold and dark of the Arctic Circle.

Explore the science behind the headlines in PBS’ premier science series. With compelling stories and spectacular visuals, NOVA programs demystify science and technology for viewers of all ages and spotlight people involved in scientific pursuits.