A burst of solar fury has once again reminded Earth of how fragile its technological systems can be when confronted with the extremes of the Sun. In mid-November 2025, active region AR4274 let out an ...

Modern cars are computers on wheels that are becoming increasingly connected, enabling innovative new features that make driving safer and more convenient. But these systems are also collecting reams ...

A spectrum analyzer, engineer Mark Persons explains, is a marvelous tool that creates a “window” into the world of radio ...

The Federal Communications Commission voted 3-0 on Thursday to advance plans to auction key wireless spectrum crucial for ...

SETI’s ‘Noah’s Ark’ – a space historian explores how the advent of radio astronomy led to the USSR’s search for ...

President Emmanuel Macron will unveil a new national military service plan Thursday as France seeks to bolster its armed forces to address growing concerns over Russia’s threat ...

What are the potential health risks of EMF exposure? Read about why more research is urgently needed to better understand the effects ...

From extremely low to extremely high, frequencies are organised by the ITU for efficient use of the radio spectrum. Before we delve into and analyse the different frequency bands present in the radio ...

The science stories that will actually change your day — and maybe make you laugh. Science Unscripted is a podcast, radio show & YouTube channel driven by listeners. Hello from Germany :) We're Gabe ...

Abstract: Cognitive radio network (CRN) is considered to be an effective means of improving spectrum utilization. As a crucial technology in CRN, spectrum sensing detects spectrum holes to achieve ...

Abstract: Full-duplex Cognitive Radio (FD-CR) technology has the potential to significantly improve the spectral efficiency of next-generation wireless systems. However, residual self-interference ...