Trump dances and waves to cheering soldiers during his appearance at Fort Bragg in North Carolina for the Army's 250th ...

If you've ever uncrumpled a crumpled piece of paper, you may have noticed the creases form in geometric patterns. But you probably didn't! It's a crumpled piece of paper! Well, next time ...

It's a sculpture, made of welded and painted steel that looks like a two dimensional cartoon drawing of a three dimensional piece of paper ... that is three dimensional if you get close ...

Crumpled paper is unusually weight-resistant. Its patterns are entirely unpredictable. Even with the same sheet, they’re impossible to replicate. See why. It’s mind-bending but true ...