As America celebrates its 250th anniversary, ABC is taking a look at how the Slinky became a classic American toy.

Slinky’s, one of the cosmos’ perennial enigmas, has one amazing propert you’ve probably never noticed. But that’s okay. Our mortal eyes aren’t quick enough to notice—but this slow-mo camera is. It ...

Stairs? Where this Slinky is going, we won't need stairs. The science junkies at Veritasium decided to drop a Slinky and capture its descent on high-speed video, and the result is impossibly cool.