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Top news results for electromagnetic spectrum
Every broadcast Earth has sent into deep space
Thursday, May 21, 2026 by Ben Conway
Right now, at this exact moment, an invisible sphere of human noise is expanding outward from Earth at the speed of light. Inside that growing shell are fragments of nearly everything modern civilization has ever broadcast into the air. Old television stations. Cold War radar sweeps. Military tra...
Daytime astrophotography possible using new ZWO cameras
Thursday, September 25, 2025 by Richard Harris
Astrophotography has traditionally been a pursuit reserved for the night (ahem - okay sunsets and sunrises technically "do" count). The stars, planets, and other celestial phenomena are more visible in the absence of sunlight. However, advancements in technology have begun to change this p...
Backyard radio telescope
Sunday, August 10, 2025 by Richard Harris
To celebrate a major milestone, the amatuer astronomer Angela Collier decided to take on something many space enthusiasts only dream about, building a working radio telescope in the backyard. What began as a casual idea turned into a hands-on citizen science project involving soldering, assembl...