A major fault in Canada’s Yukon Territory, long thought dormant, has shown signs of recent seismic activity. A new study from ...

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

Seismic pressure is building along the Tintina fault line, stretching from Canada's Yukon Territory to Alaska.

Is it possible for a fault line, silent for millennia, to suddenly awaken with catastrophic force? That is the question now ringing out among Canada’s earthquake scientists, in the wake of a shocking ...

A new assessment of the enormous Tintina fault suggests it has been slowly accumulating strain over thousands of years.

The Tintina fault stretches 1,000 kilometers (621 miles) across northern Canada, crossing the Yukon and ending in Alaska. The ...

The Tintina fault has triggered many more earthquakes than was thought — and a build-up of strain poses a hazard.

Canadian scientists have warned that an overlooked fault line could unleash catastrophic earthquakes across North America — ...

The Earth is always moving. Here’s a less comforting one: Sometimes it moves violently — and Interior Alaska might be overdue.