Explore the causes of Earth's seasons in this 1979 film. Learn how the Earth's axis tilt and orbit around the sun create ...

From 1993 to 2010, the earth is believed to have tilted 31.5 inches east, according to the study, which was published by Geophysical Research Letters. This is because of how much groundwater was ...

But if you've felt a bit off-balance, you can blame your fellow humans: The pumping of groundwater caused the Earth to tilt 31.5 inches over a 17-year period, or about 1.8 inches per year.