Beyoncé’s first show for her Renaissance World Tour in May left fans just as floored by her outfits as they were by her setlist. One look featured a larger-than-life, triangle-paneled robe and ...

What could possibly be more attractive than your clothes changing color every time you worked up a sweat? That was the hot look — literally — for millions of kids and teenagers in 1991, when ...

Imagine wearing a shirt that turns from deep blue to bright red when you’re working out, or a dress that shifts from black to silver as you move from air conditioning into summer heat. The fabric that ...