First, consider that the Earth spins around like a top. It’s rotating around the imaginary line that runs from the North Pole ...

A strange shift in Earth's rotation is making our days milliseconds shorter — and scientists are racing to understand why. The days are getting shorter and not just because summer is waning in the ...

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 ...