A groundbreaking international study has revealed that Earth’s geological timeline, once believed to be a chaotic sequence of mass extinctions, evolutionary leaps, and climate upheavals, actually ...

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 ...

Continental clues: Modern continental rocks carry chemical signatures from the very start of our planet’s history, challenging current theories about plate tectonics. Researchers have made a new ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Here’s what you’ll learn when you read this story: “The Great Unconformity…represents a globally ...

What are some events that all of us have had in our lives? Ask the class "What are some events that all of us have had in our lives?" Make a list of 5 or 6 things on the board. Let’s organize these!

A thin slice of the ancient rocks collected from Gakkel Ridge near the North Pole, photographed under a microscope and seen under cross-polarized light. Field width ~ 14mm. Credit: E. Cottrell, ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

What was the West like a thousand years ago, a million years ago — even a billion years ago? And how is that history still visible and consequential today? These were the driving questions behind the ...