Thousands of tiny earthquakes went unnoticed beneath Alaska for <b></b>years, but scientists have now used them to trace the hidden edge of a tectonic plate<b></b>

• Representative image of the linear cluster of earthquakes tracing the edge of the Yakutat microplate in south-central Alaska (AI generated).
• Beneath the towering peaks of the Alaska Range, home to Denali, North America's tallest mountain, scientists have uncovered a hidden geological feature that had gone completely unnoticed until now.