Scientists at Duke University have created the first invisibility cloak that perfectly hides centimeter-scale objects. While invisibility cloaks have been created before, they have all reflected some ...

Researchers at the University of Sydney have developed a new type of radar that can measure objects down to centimeters. The new technique uses a photonic system to generate much higher bandwidth ...

(A) The structure of the robot. (a) The robot includes the piezoelectric ceramics, metal body, power source, and control system. (b) The arrangement and structure of piezoelectric ceramics. (B) Signal ...

Harry Potter fans, rejoice. A cloak of invisibility, like the one featured in the movies, is now a reality -- on a much smaller scale at least. Inventors have been working toward this for a while now, ...