Researchers have constructed a 'meta-mirror' device capable of perfectly reflecting sound waves in any direction. The proof-of-principle demonstration is analogous to looking directly into a mirror ...

There’s something undeniably mysterious about mirrors. They hang quietly on our walls, reflecting our faces and rooms, yet they have always been linked to far more than vanity. Across cultures and ...

We have a primal urge to self-reflect. Mirrors are thought to be as old as humankind. Their material composition has evolved from watery surfaces via various hand-polished stones and metals to glass, ...