Some believe the Betz mystery sphere, a steel ball that a Florida family found on their property in 1974, is a piece of alien technology. Here’s the truth.

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. LHS 1903 is a small red ...

Picture this: you walk outside and into your yard and discover a strange metal sphere that’s a little smaller than a bowling ball (a diameter of eight inches), but a solid eight pounds heavier than ...