Viscous cycle: Quartz is key to plate tectonics

68 percent of New England and Mid-Atlantic beaches eroding

Scientists delve into ‘hotspot’ volcanoes along Pacific Ocean Seamount Trail

Ground-based lasers vie with satellites to map Earth’s magnetic field

Researchers map out ice sheets shrinking during Ice Age

New model for how Nevada gold deposits formed may help in...

A clearer picture of how rivers and deltas develop

Researcher says the next large central US earthquake may not be...

Cave reveals Southwest’s abrupt climate swings during Ice Age

Earth’s hot past: Prologue to future climate?

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