Xperi defends the FCC’s digital FM rule update, rejecting claims that asymmetric sidebands cause interference.

Telescopes around the world have spotted a monster radio jet streaming from a quasar dating back to the first 1 billion years ...

This well-known fringe pattern phenomenon is caused by consistent constructive interference but has different characteristics when radio waves propagate around a neutron star. "A typical ...

FM radio works the same way that AM radio works. The difference is in how the carrier wave is modulated, or altered. With AM radio, the amplitude, or overall strength, of the signal is varied to ...

Interference can arise with one source of waves where the waves travel different distances before meeting. The difference in the distance travelled (the path difference) must be a full number of ...