Researchers developed a model showing the ability of reconfigurable intelligent surfaces to redirect the propagation of radio waves, which could improve the signal. A method to analytically express ...

Radio wave propagation underpins numerous applications in communication, surveillance and remote sensing, and understanding its nuances is essential for the advancement of modern wireless technologies ...

The U.S. Army, working with a startup called Rydberg Technologies, has achieved the world's first long-range radio communication with an atomic quantum receiver, a breakthrough that could greatly help ...

While radio waves emitted by radio and television broadcasting and CB radio can disrupt the magnetic compass of migratory birds, those used in mobile communication networks do not because the ...

The world’s militaries have always been at the forefront of communications technology. From trumpets and drums to signal flags and semaphores, anything that allows a military commander to relay orders ...

Artist’s impression of a large LEO satellite constellation circling above the Low-Frequency Array telescope near Exloo, Netherlands. Credit: Danielle Futselaar/International Astronomical Union TAMPA, ...

CURIE will investigate where solar radio waves originate in coronal mass ejections, like this one seen in 304- and 171-angstrom wavelengths by NASA’s Solar Dynamics Observatory. (Credit: NASA/Goddard ...