The audio version of this article is generated by AI-based technology. Mispronunciations can occur. We are working with our partners to continually review and improve the results. Jeff Bond, a Yukon ...

During the last ice age, people journeyed across the ancient land bridge connecting Asia to North America. That land is now submerged underwater, but a newly created digital map reveals how the ...

East of the now-submerged land bridge Beriniga, a large valley moraine in northern Canada's Nahanni National Park dates to 13,800 years ago, roughly the end of the last ice age. (Credit Brian Menounos ...

Fig. 1. Geography of Beringia and levels of UV radiation. (A) Map of Beringia today. Cross-hatching indicates the region in which levels of UVMED (defined as the amount of UV radiation that will ...