Flights across Greece were grounded on Sunday after a collapse of radio frequencies crippled air traffic communication, ...

There was little clarity on what caused the disruption, which began early Sunday and quickly escalated, affecting travel ...

Humanity experiences unprecedented peace and happiness in Apple TV+’s ‘Pluribus,’ after an alien virus arrives in the form of ...

What are harmonics in RF systems? A given signal’s second harmonic is approximately twice the given signal’s fundamental frequency. Ideally, amplifiers are expected to have zero non-linearities in the ...

An investigation has been launched after flights in Greece were grounded for several hours due to air traffic communications ...

Air traffic halted at airports across Greece after radio frequency disruption, state TV reports. Air traffic halted at airports across Greece after radio frequency disruption, state TV reports.

This article originally appeared in our World’s Greatest Telescopes special issue from summer 2012. The pursuit of radio astronomy is a quest for cosmic whispers. By the time radio telescopes collect ...

The Department of Telecommunications (DoT), Ministry of Communications, released the National Frequency Allocation Plan (NFAP ...

Air traffic across Greece was brought to a standstill on Sunday after a radio frequency disruption forced authorities to ...

A radio frequency problem severely disturbed the air traffic in Greece on Sunday morning.

Flights across Greece were grounded on Sunday after a collapse of radio frequencies crippled air traffic communication, ...