Meet the oldest rock in the West - High Country News
Rocks preserve deep-time records that reveal Earth's long history, offering perspective and natural intelligence relevant to contemporary environmental concerns.
An introduction to deep time in the West - High Country News
Earth's deep time renders human history almost instantaneous, with landscapes shaped over billions of years still affecting present-day Western North America.
A Celebratory Wild Ride Through the History of Life on Earth
Earth's evolutionary history spans billions of years, featuring diverse life from Cambrian oddities and Carboniferous giants to synapsids and the rise of humans.
