Tag Archives: heat physics

How the Earth’s Mystery Mineral Got Its Name

We seldom get to see a sample of the Earth’s most common mineral. It resides within the mantle at extreme heat and pressure not found on the surface. We think that the mineral resides within the mantle – we are … Continue reading

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Shutting Down the Plumes?

Near an Indian Ocean island that regularly exhausts smoke and lava, a group of scientists are trying to unravel one of the great mysteries of the Earth. Their riddle involves the planet’s largest basalt field, dinosaur extinction, and the birth … Continue reading

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When Tectonics Started

The Earth is the only planet known to have continents adrift. Scientists are rather certain that the drifting began about a billion years into Earth’s history. This means that for a thousand million years, the continents just sat there. Idle. … Continue reading

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The Old Bird Sits Up

Readers of this blog know that I have sometimes pointed at Emperor Lord Kelvin’s fragile suit of clothing. Although his early life was crammed with brilliant science, he was a fumbling troglodyte by age 50.  He became resistant to scientific … Continue reading

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Zero Degrees of Kelvin

My book, The Mountain Mystery, is not kind to the great physicist Lord Kelvin. I feel a bit uneasy admitting that in my research on the brilliant fellow, I just could not get comfortable. I wouldn’t have been his friend. … Continue reading

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