A mysterious flickering light led Hollis to Tom's bag. As Hollis was looking for something in the Il Giardino storeroom, the lights would flicker whenever he glanced at the late Tom’s bag on The Bold ...

A mysterious scene at an apparently abandoned suburban Chicago home has raised concerns after viral footage appeared to show lights turning on and off in what some interpreted as a call for help.

Ponder the red-backed poison frog. In nature, red can issue a warning to predators — stay away, the aposematic message reads. On the road, red can be a warning of its own, often flashing on emergency ...