The first-ever photographed black hole emits an extraordinary gamma-ray flare, billions of times more energetic than visible ...

From the warm glow of the sun to audible radio waves and invisible gamma rays, electromagnetic waves (action between particles that have an electric charge) surround us. But did you know that there's ...

It includes radio waves, microwaves, infrared, (visible) light, ultraviolet, X-rays, and gamma rays. All of these waves form part of the electromagnetic spectrum. Classically, electromagnetic ...

Figure caption, Each region of the electromagnetic (EM) spectrum has a range of wavelengths associated with it. Radio waves have the longest wavelengths and gamma rays have the shortest wavelengths.

There's lots to discover in the electromagnetic spectrum ... ultraviolet radiation, and X-rays. The tour ends with gamma rays, the potentially deadly radiation discussed in the program Death ...

The jet emerging from M87’s supermassive black hole is tens of millions of times larger than its event horizon. In 2019, the ...

Beyond that come X-rays and beyond that still come gamma rays. The ability to detect radiation across the electromagnetic spectrum is vital for astronomers, as only a small fraction of the light ...

The Event Horizon Telescope, which captured the first image of a black hole, has done it again. The Earth-sized telescope ...

Opinions expressed by Forbes Contributors are their own. Jamie Carter is an award-winning reporter who covers the night sky. A massive burst of gamma rays produced by the explosion of a star ...

Key takeawaysThe galaxy M87, located in the Virgo constellation, provided the first-ever photo of a black hole in 2019, when the Event Horizon ...