Everything has its pecking order, and geology is no exception. The cocks of the rocks are the big, swaggering periods of the past that fill books, television programmes and natural-history museums.

Every other Friday, the Outside/In team answers a listener question about the natural world. This week’s question comes from Emily in Washington, DC. Crawford Lake in Milton, Ontario. The answer to ...

POCATELLO — For the past 10 years, Idaho State University professor Bruce Finney has been contributing research toward finding an answer to a world-wide question that’s been a fiery topic of debate ...

POCATELLO, Idaho (KIFI) – An Idaho State University professor’s research is tackling one of the hottest debates in geology: Has human activity changed the planet enough to mark a new geologic time ...

3. 25 Facts About Geologic Time That Made Our Brains Hurt 4. How Do We Know? A Glimpse into Geologic Sleuthing 5. Our Fleeting Moment in Deep Time 6. Frequently Asked Questions What if we told you ...