It's so cold this week your eyes may appear to play tricks on you, looking like snow is falling even as blue skies are above.

I can’t think of many natural things more enchanting than looking out to see what looks like diamonds dusting the sky. Diamond dust is one of winter’s most magical sights. It’s a cloud of glittering ...

Here's what you need to know about diamond dust and ice bubbles.

Do you know what diamond dust is? Cory Edel has the answer for Monday morning's Weather or Not Trivia on Jan. 26, 2026.