How to Identify Rocks and Other Questions From Our Readers. Don’t miss the season finale of the National Museum of Natural History’s popular YouTube series, the “Doctor Is In.” ...

Scientists identify world's oldest rock art. Traci Watson. ... Antique paintings sprawl across 100 caves and rock shelters in Sulawesi, a large island in the Indonesian archipelago.

If the new age of these Canadian rocks is solid, they would be the first and only ones known to have survived Earth’s earliest, tumultuous time.

Rocks older than 4.03 billion years could shed light on Earth's earliest geological history, but they're incredibly rare.

ANN ARBOR — A museum event at the University of Michigan is offering visitors the chance to learn more about fossils, rocks and old artifacts in their personal collections. "ID Day" takes place ...

Identify Your Rocks Night. Published: ; Aug. 03, 2010, 8:01 p.m. By . The Fossil Cartel ...