Your navigation system just got a critical update, one that happens periodically because Earth’s magnetic north pole keeps moving. Here’s what to know.

When J. R. R. Tolkien (b. 1892) passed away in 1973, he left an immense amount of unpublished writings — much of which consisted of his own personal Middle-earth mythology, known as the ...

FARGO — At 7:28 p.m., Friday, Earth will be at perihelion. This is the point on Earth's orbit around the sun when Earth is at its closest point to the sun. Our planet's orbit around the sun is ...