The longest gamma-ray burst ever recorded did not roar for seconds or even minutes, but for a staggering seven hours, forcing ...

Researchers at the University of North Carolina at Chapel Hill have contributed to new insights into the most long-lived cosmic explosion ever recorded. The event was a gamma-ray burst that remained ...

What if we told you that supernovas aren't the brightest events in the Universe? Gamma-ray bursts are. They shine hundreds of ...

Researchers may have identified what could be a compelling clue in the ongoing hunt to prove the existence of dark matter. A mysterious diffuse glow of gamma rays near the center of the Milky Way has ...

This artist’s illustration, which shows a high-speed jet of material being launched from a source that is embedded in a very dusty galaxy, depicts GRB 250702B — the longest gamma-ray burst that ...

Cherenkov Telescope Array Observatory to be world’s largest and provide new insights into high-energy Universe.

New high-resolution images show that novae are anything but simple stellar fireworks. One exploded with multiple gas streams ...

Gamma-ray spectroscopy is a pivotal technique in nuclear science, industry and astrophysics, enabling the precise determination of gamma-ray energies emitted from radioactive sources. Recent advances ...

Scientists have detected the most distant supernova ever seen, exploding when the universe was less than a billion years old.

Astronomers have employed the Very Energetic Radiation Imaging Telescope Array System (VERITAS) to observe a mysterious gamma-ray emitting source designated HESS J1857+026. Results of the ...

This unique gamma-ray source will generate a beam of gamma rays like those that existed in the first minutes of our universe after the Big Bang. The high-flux, monochromatic and energy-tunable gamma ...