TED-Ed Lesson: In June 2022, a gold miner in the Canadian Yukon made a remarkable discovery. While working on the traditional lands of the Tr’ondëk Hwëch’in First Nation, he uncovered the exceptionally well-preserved, frozen remains of a wooly mammoth calf that died 30,000 years ago. And this find isn’t the only of its kind. Brendan Rogers and Jessica Howard uncover secrets buried in the Arctic permafrost.