Article by Sean Chamberlin

The last half of this century witnessed incredible leaps in our understanding of planet Earth. Beyond the technological achievements, these decades have produced a substantial body of evidence in support of a revolutionary hypothesis, first posed by Alfred Wegener in the early 1900s, that the continents move around the planet, like ice cubes in a glass.

The theory of plate tectonics, as it is now known, embodies a century or more of scientific research, bringing together the efforts of oceanographers, geophysicists, climatologists, planetologists and more.It represents to my mind what the scientific method is all about and provides an awesome example of how science works.

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