This imagery captured by NASA’s Solar Dynamics Observatory (SDO link) covers a busy period of activity in October, during which we witnessed an...
This information is for all radio amateurs interested in scientific work being performed by like minded hams who are also science career...
Hola amigos de Sudamérica. Los invito a participar de una actividad organizada por el Radio Club Argentino. Básicamente la idea del evento es...
Propagation is a fun thing — especially when you’re talking thousands of miles on UHF! On October 16, 2020 a 1,950 mile contact was made on 433Mhz...
Dust off that long wire antenna and fire up your amplifier -- Solar Cycle 25 is officially here! Read more here.
Grey line propagation provides surprisingly long distance radio communications at dawn and dusk - sometimes when other forms of ionospheric...
TONIGHT (Thursday 8/13) at 9 pm, Tad "Walking on the Sun" Cook, K7RA, student of the sun and author of the ARRL Propagation Bulletins, will be...
Fascinated by how far the North Magnetic Pole has moved just in my lifetime. Also, always knew the geographic pole was separate from the magnetic,...
Hi Everybody; Special Message: Strong M6.5 earthquake released in Idaho. This quake was shallow and was felt all over the PNW. According to the...
The RF-Seismograph has picked up the strong earth quake 4 km ENE of Doganyol, Turkey. The quake was reported by USGS at 2020-01-24 17:55 UTC. It...
Investigation of solar cycle and space weather involvement with Earth sciences continues to expand. What is bad for some may be good for others....
Hi Everone; The White Island erruption was detected by the RF-Seismograph here in the Pacific Norht West! The recorded data shows quite clealy...
Those interested in propagation and the upper HF bands may be interested in the following:...
Meteor scatter is a form of propagation mode that is used for medium distance ham radio communications, especially on bands like 144 MHz. It...
Hi Everybody; We just came across a very interesting correlation between solar activity and earthquakes here on earth and found a paper on it...
Hi Everybody; As August comes around, the famous Perseid Meteors start to cross path with earth. We have encountered the first 7 individual...
Sporadic-E propagation allows us hams to send and receive signals over great distances, through the ionosphere during brief and crazy...
Hi Everybody; A massive shortwave radio blackout continues to disrupt the Pacific West of America! It is not caused by the sun (the sun is...
Hi Everyone; Evidence has been mounting that it might be possible to detect earthquakes by measuring the changes in the ionosphere. The...
Hi Everybody: On Spaceweather.com there is a story about Rob Stammes of the Polarlightcenter, a magnetic observatory in Norway. He recorded a...
