Discover how PGNAA is transforming materials analysis in mining, cement, and steel. Get expert insights from Thermo Fisher’s Garry Noble.

FRIDAY, Jan. 23, 2026 (HealthDay News) — Brain tumors are abnormal growths of cells in or around the brain. They can be ...

"A lot of the work that's currently being done in this field is looking at alternatives to lead for gamma protection," said Terry Thiem.

Watch an animation of a black hole shooting jets of particles through a "collapsing star at nearly the speed of light" and emit "x-rays and gamma rays (magenta)," according to NASA's Goddard Space ...

When a high-energy electron beam collides head-on with an intense laser pulse, the electrons scatter the light and emit X-rays or gamma rays — a process known as inverse Compton scattering. Such laser ...

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 ...

A space explosion detected this summer burned for days on end, making it the longest and most unusual gamma-ray burst ever seen. Gamma-ray bursts are the universe’s most powerful explosions. They ...

It’s the greatest cosmic murder mystery of the year: How did a black hole destroy a star—and what kind of black hole is the culprit? Normally, so-called “gamma ray bursts,” sudden flashes of extremely ...

Nearly a century after astronomers first proposed dark matter to explain the strange motions of galaxies, scientists may finally be catching a glimpse of it. A University of Tokyo researcher analyzing ...