It's easy to mistake the earth beneath our feet as being still and unchanging — but that couldn't be further from the truth.
In this week's science news we've seen Earth's crust peeling away under the Sierra Nevada mountains, mimicking the process that creates new continents. Looking east, an oceanic plate from the time of Pangaea is tearing apart under Iraq and Iran, dragging down the crust above and — very slowly — reshaping the Eurasian landscape.
