This article was originally published on The Conversation. The publication contributed this article to Space.com's Expert Voices: Op-Ed & Insights. I have a confession: I’m obsessed with magnets. We ...

Magnets produce an invisible force that can push or pull objects without even touching them. This video explains how magnetic ...

Cutting a bar magnet in half won't get rid of its poles. It'll just produce two magnets, each with a north pole that will be attracted to the other magnet's south pole, and vice versa. It's this ...

I consider myself a fairly sharp guy. I’ve made a living off of being a scientist for over 20 years now, and I have at least a passing knowledge of most scientific fields outside my area. But I feel ...