Sliding glass doors are great for letting in natural sunlight and giving a wide-open view of the outdoors. The caveat of ...

It acts like one-way glass when there’s a difference in brightness between the two sides. However, an NME-based one-way glass wouldn’t require that brightness difference because light could only go ...

Researchers have discovered how to make an optical metamaterial that would underpin a variety of new technologies. A new approach has allowed researchers at Aalto University to create a kind of ...