Rock-hunting NASA rover reveals Martian crater's surprising geology. By Will Dunham. August 25, 2022 7:07 PM UTC Updated ago Item 1 of ... All quotes delayed a minimum of 15 minutes.

ALPENA, MI – This state park is the perfect place to take your rock hunting hobby to the next level. Rockport State Recreation Area is known to have exposed fossils from the Devonian period ...

The scientists had thought the rock, formed roughly 3.5 billion years ago, might be sedimentary, formed as mud and sand deposited in a lakebed.

With some help from Cooper, here are four of the best rock-hunting beaches to check out in West Michigan. 1. Pilgrim Haven Natural Area, South Haven Township.