Tracks found in early Carboniferous-period rocks in southeast Australia appear to be from an amniote, most likely a reptile.

At a site known as Natural Trap Cave, a team of scientists are rappelling down to uncover the secrets of what the Earth was ...

We have the 5-letter answer for Roofing material made of metamorphic rock crossword clue, last seen in the New Yorker Crossword April 30, 2025 puzzle. Let us help you solve the crossword clue that has ...

A weathered sign in the Minnesota River Valley proudly proclaims: “World’s Oldest Rock.” Erected in 1975, it marks a 3.8-billion-year-old gneiss — or so scientists thought. Turns out ...