Earth, like most planets out in the cosmos, famously spins on an axis, but what if it didn’t? What if one day, instead of twirling at 1,040 Miles per hour it just suddenly stopped, coming to a halt ...

Like you, I'm given to wondering about "what ifs" to better understand the assumptions we make about the world. One of my favorites is what if the Earth stopped rotating? Let's just say things would ...

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London.View full profile Alfredo has a PhD in Astrophysics and a Master's in Quantum ...

Dear Dr. Wallace: I'm 7 years old and my name is Adriana. I'm going into the second grade. I was wondering what would happen if the Earth stopped spinning? My dad told me to write to you for the ...

Climate change is altering the Earth to its literal core, new research suggests. As polar and glacial ice melts because of global warming, water that was once concentrated at the top and the bottom of ...

A typical desk globe is designed to be a geometric sphere and to rotate smoothly when you spin it. Our actual planet is far less perfect — in both shape and in rotation. Earth is not a perfect sphere.