The journey of Earth’s radio signals began over a century ago, following the first intentional broadcast by Reginald Aubrey Fessenden in 1906. These signals have been traveling across the Milky Way ...

A 2019 study conducted by Lisa Kaltenegger and Jackie Faherty for Cornell University examined which nearby stars could detect our Earth by seeing it pass in front of the sun. The study notes: "Even ...

Radio waves from Earth have been moving through space for more than a century. They did not start as part of any grand plan ...

The recent spate of unidentified drone sightings in the U.S., including some near sensitive locations such as airports and military installations, has caused significant public concern. Some of this ...

Astronomers discovered the TRAPPIST-1 system, a family of tightly packed planets swarming a red dwarf star, about eight years ago. Credit: Mark Garlick / Science Photo Library / Getty Images ...

Transmissions from amateur radio enthusiasts may hold the key to locating the wreckage of the Malaysia Airlines jet that vanished a decade ago in one of the greatest aviation mysteries. The Malaysian ...

A newly discovered object, ASKAP J1935+2148, emits radio waves with an unusually long cycle. This object shows three different patterns of radio wave emissions. It's likely a neutron star, but a white ...

Nick’s Signal Spot is a new feature in which Nick Langan explores RF signals, propagation, new equipment or related endeavors. First, the broken white lines on the Pennsylvania Turnpike asphalt become ...

Healthcare facilities need to consider materials, fire codes, and design features when integrating emergency responder communication systems.