Would you guess that the Earth is spinning at 1,000 mph around its axis and at the same time hurtling through space on its ...

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So the bottom line is that the gravity of the closer tidal bulge on the Earth is pulling the Moon forward, which increases ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to [email protected]. Why does the Earth spin? Sara H., age 5, New ...

Colossal volcanic eruptions like the kind that may have obliterated the dinosaurs more than 65 million years ago are caused by mantle plumes that rise from shifting underground mountains deep within ...