Use the 2025 ARRL Field Day Site Locator

05/23/2025 2025 ARRL Field Day is five short weeks away on June 28 – 29. The…

New Book Release: Using the Baofeng® Radio

05/23/2025 – Your Guide to a Handheld Ham Radio Using the Baofeng® Radio is a comprehensive…

Hurricane Watch Net Remembers and Celebrates 60 Years

05/23/2025 In September 1965, Hurricane Betsy hit Florida, the Bahamas, and the central US Gulf Cost.…

Highlights from 2025 Dayton Hamvention

05/23/2025 ARRL interacted with thousands of members at 2025 Dayton Hamvention®, held May 16-18 in Xenia,…

Taking the time to see the light

Long-exposure photography can help see dim, distant light sources. It can also show us familiar lights…

Week in images: 19-23 May 2025

Week in images: 19-23 May 2025 Discover our week through the lens Source link

Can Dyson spheres be stable? New research says yes

Artist’s concept of a Dyson sphere. Dyson spheres are structures that would form rings or hollow…

Earth from Space: Alakol, the multicoloured lake

Lake Alakol in eastern Kazakhstan is featured in this radar image captured by Copernicus Sentinel-1. Zoom…

Amateur Spectrum Addressed in US House Reconciliation Bill

05/22/2025 ARRL The National Association for Amateur Radio® reports that early this morning, May 22, 2025,…

New dwarf planet spotted at the edge of the solar system

The orbits of a potential dwarf planet called 2017 OF201 and the dwarf planet Sedna Tony…