There’s something that some of us want to believe — something weird and wondrous and, to be frank, scary. We envision a world in which the sort of invisibility cloaks, the kind that appear in Harry ...

WASHINGTON, April 19–Invisibility cloaks are seemingly futuristic devices capable of concealing very small objects by bending and channeling light around them. Until now, however, cloaking techniques ...

Researchers at the University of Rochester are reporting that they've built the first invisibility cloak that works in three dimensions, viewed from a range of angles, across the full spectral range ...

You know how a princess can feel a pea through 20 mattresses and 20 feather beds? Well, not any more. Researchers in Germany have created the first mechanical invisibility cloak. When this cloak is ...