A team of astronomers in Australia searching for radio flashes from distant galaxies has found something a lot closer to home. The defunct communications satellite Relay 2, out of commission since ...

Steve Lang, Deputy Assistant Secretary for International Information and Communications Policy, who led the U.S. delegation at WRC-23. Credit: AEI webcast TAMPA, Fla. — It will become increasingly ...

Astronomers in Australia picked up a strange radio signal in June 2024 — one near our planet and so powerful that, for a moment, it outshined everything else in the sky. The ensuing search for its ...

New research draws a direct line from rising CO2 emissions to future risks for communication systems and satellite operations.

As the event unfolds, scientists say this solar activity is part of a natural cycle that periodically sends charged particles ...

A powerful solar flare erupted from the sun on November 14, 2025, causing radio blackouts across parts of Africa. This ...

Christopher Gordon De Pree has received funding from National Science Foundation. Christopher R. Anderson receives funding from the National Science Foundation, Office of Naval Research, and National ...

We have just published evidence in Nature Astronomy for what might be producing mysterious bursts of radio waves coming from distant galaxies, known as fast radio bursts or FRBs. Two colliding neutron ...

Monitoring whether states are complying with disarmament treaties is not an easy task. An international team has been exploring remote monitoring with the help of two antennas and a couple of mirrors.

The proposed merger of the nation’s two satellite-radio networks, XM and Sirius, got a major boost this week from the federal government after the companies agreed to set aside 12 channels for ...