Superconductivity switch: This figure shows a device with two graphene layers (dark grey and inset) sandwiched between boron nitride layers (blue and purple). The angle and alignment of each layer ...

From his home in Brooklyn, New York, Brian Schulz was watching coverage of the Flint water crisis on the news and couldn’t believe what he was seeing. So he did something about it. The documentary ...

IN radio reception, a knowledge of the angle of incidence at the ground of short waves returned from the ionosphere is important. The accurate design of antenna arrays for radio communication by the ...