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Monthly Archives: October 2016

Rocks versus minerals

Common Mineral Questions

What’s the difference between a rock and a mineral?

Diatoms as Indicators

New data produces interesting findings.

Detail from Jason Poole's Suuwassea painting

The World of Suuwassea

What was it like to live among the dinosaurs?

Two Centuries of Shells

Philadelphia Shell Show is Oct. 22-23.

Mike Servedio at Beartooth Pass Overlook

Insects and Windshield Impact

Splats influenced by vehicle speed, season.

A New ‘King’

Gigantic, Ancient Armored Fish Discovered

Study Uncovers Rare Fossil

Placoderm fossils located by scientists in Belgium.

National Fossil Day

Celebrate our ancient world on October 12.

Ichthyosaurus Identified at the Academy

Ancient aquatic reptile specimen is named.