The equinox marks the arrival of fall in the Northern Hemisphere on Sept. 22. Are you ready for fall? The official arrival of fall is the autumnal equinox, which occurs in the Northern Hemisphere on ...

A new study has surprised NASA scientists, who fear the sun is ramping up and could impact our planet over the next year.

Europe has taken a key step toward reducing its reliance on China for rare-earth magnets, critical for clean technologies.