In these semiconductors, that polarity can flip under an electric field—and stay that way even after the field is gone.

Immerse yourself in the evolution of smart materials in architecture, uniting aesthetics with functionality for a sustainable ...

At long last, a unified theory combining gravity with the other fundamental forces—electromagnetism and the strong and weak ...

Ever since general relativity pointed to the existence of black holes, the scientific community has been wary of one peculiar ...

The gravity quantum field is calculated in flat spacetime. The curved classical metric is calculated using the expectation ...