The Grand Canyon is missing 1.2 billion years, and scientists think they know why

Original headline: The Grand Canyon Is Missing 1.2 Billion Years of Earth History. Scientists May Have Figured Out Why

What happened

The Grand Canyon's rock record has a gap of about 1.2 billion years. Researchers have proposed an explanation for the missing history.

Funny

3/10

Wild

6/10

Legit

8/10

Who covered it (1 source)

• The Grand Canyon Is Missing 1.2 Billion Years of Earth History. Scientists May Have Figured Out Why ↗Gizmodo · Nov 4