Topic
Earth history
2 questions tagged Earth history — spanning every one of the seven Ws.
what
What was Pangaea?
Pangaea was a supercontinent that joined nearly all of Earth's land together about 335 to 200 million years ago before breaking apart into today's continents.
geologyEarth historycontinents
where
Where is the Chicxulub impact crater?
The Chicxulub crater lies beneath the Yucatán Peninsula in Mexico and the Gulf of Mexico.
AstronomyEarth history