Radar systems emit electromagnetic signals that can travel into space, detectable by powerful radio telescopes.

The "unintentional electromagnetic leakage" from airport radars and military radar systems can be "detectable across ...

Phoenix began observations in February, 1995 using the Parkes 210 foot radio telescope in New South Wales, Australia (the ...

Is black a colour? Black isn’t in the rainbow, but where does it fit in the colour spectrum? What makes something appear ...

Cosmic radiation occasionally contains enormous amounts of energy, but we don’t know why or where this radiation comes from.

These telescopes represent the cutting edge of astronomical discovery, probing the universe across the electromagnetic ...

NASA says nearly 1,000 employees accepted res­ig­nation offer BY Anthony Leone Brevard County UPDATED 12:30 PM ET Feb. 21, 2025 ...

Spectrum News reached out to both NASA and Axiom Space about why the leak in Russia’s Zvezda module would be an issue since it is not near the Harmony module where the SpaceX Dragon capsule ...

Access to the electromagnetic spectrum is a critical requirement for victory in modern electronic warfare. This paper proposes a method for generating electromagnetic spectrum holes in a specific area ...

St. Petersburg City Council members will be asked Thursday to approve a roughly $55,000 cost-adjustment for the field’s roof demolition services. The change order form from Global Rope Access, a ...

Indian astronaut Shubhanshu Shukla thrilled students with a live ham radio chat from space, reviving interest in this ...