Referenced in the Following News Items:
- Scientists Discover World's Oldest Stone Tools
- Megavolcanoes Tied to Pre-Dinosaur Mass Extinction
- Seeking the Deadly Roots of the Dinosaurs’ Ascent
- Paleomagnetism Researcher Elected to American Academy of Arts and Sciences
- Humans Shaped Stone Axes 1.8 Million Years Ago, Study Says
- Giant CO2 Eruptions in the Backyard?
- Scientists Target East Coast Rocks for CO2 Storage