Tags » Earth Science

Non-spherical Planets are Impossible

One of the things I read about when I was doing research for my book was that non-spherical planets are impossible. The more massive something is, the stronger it has to be to maintain its structure. 121 more words


Granites, Glaciers and the Ocean: a hike

We hiked, the other day – a well-known coastal trail, but new to me. So much still to discover here and it’s not like we haven’t been trying. 988 more words

General Geoscience

Silent but not so deadly

I know I haven’t updated in a while – things have been busy! I have a back log of posts I hope to get to over the next week, but thought I’d leave you with a few images of what has been keeping me so busy! 274 more words

New Zealand

Worlds More Habitable than Earth

300 million years ago, the oxygen levels in the atmosphere were significantly higher than they are today. Today, the atmosphere is 21 percent oxygen; back then the atmosphere was more than 30 percent oxygen. 136 more words


July 23 - Bird's Eye View

Today’s factismal: The first Landsat was launched 42 years ago; we are now up to Landsat 8.

Look! Up in the sky! It’s a bird… 329 more words

Famous Scientists

Soundless Worlds

A few days ago I finished reading An Ocean of Air: Why the Wind Blows and Other Mysteries of the Atmosphere by Gabrielle Walker. One of the more interesting things about air is that without it, there would be no sound. 102 more words


Earth to Teachers

As one of the rotating images within its website header teases, what has 72 feet, covers 3,000 miles in 16 days, can earn 3 graduate hours of credit, and is more fun than summer vacation when you were a kid? 995 more words