The Tintina fault stretches 1,000 kilometers (621 miles) across northern Canada, crossing the Yukon and ending in Alaska. The fault is thought to have been dormant for 40 million years, but that ...

Major ancient faults like that can remain as weak zones in the Earth’s crust and then focus ongoing tectonic strain,” noted ...

A fault line that spans Northeast Canada and the US has gone ignored and now that scientists are looking into it, there are concerns of seismic activity.

After a massive earthquake off the coast of Kamchatka, a peninsula in the far east of Russia, on July 30, 2025, the world ...