#Grand Canyon

All articles tagged with "Grand Canyon"

Grand Canyon origin debate gets a boost from evidence of a late Miocene Colorado River in the Bidahochi basin

A new Science paper, based on its title and citation metadata, reports that a late Miocene arrival of the Colorado River in the Bidahochi basin supports a spillover origin for the Grand Canyon.

Key Takeaways

The paper title says late Miocene Colorado River arrival in the Bidahochi basin supports a spillover origin of the Grand Canyon.
The available source text is limited to title and citation metadata, so the interpretation here stays close to that wording.

DT Editorial Team·Apr 18, 2026·via science.org

A Giant Ancient Lake May Explain How the Grand Canyon Began to Form

New research argues the Colorado River may have pooled into a vast lake in northern Arizona before spilling downstream and helping carve the Grand Canyon, though the interpretation is not universally accepted.

Key Takeaways

A new study suggests the Colorado River pooled into a giant lake before spilling downstream.
Researchers argue that spillover may have helped initiate carving of the Grand Canyon.

DT Editorial Team·Apr 16, 2026·via livescience.com