New research suggests that Earth's recent mini-moon might have originated as part of our actual moon long, long ago.

For scientists, this discovery challenges decades of assumptions ... age determination for such recent geological features.

Special to The New York times. TimesMachine is an exclusive benefit for home delivery and digital subscribers. Full text is unavailable for this digitized archive article. Subscribers may view the ...

This groundbreaking discovery extends the timeline of lunar volcanic activity by over ... This insight challenges traditional geophysical models and compels researchers to reconsider the ...