NASA’s IXPE identifies the source of X-rays in the black hole jet of galaxy 3C 84, confirming inverse Compton scattering and ...

Photons, for centuries both a puzzle and a tool, continue to help scientists illuminate nature at the smallest and largest ...

Two composite images show side-by-side observations of the Perseus Cluster from NASA's IXPE (Imaging X-Ray Polarimetry ...

XRISM’s Xtend telescope captured the first X-ray image of interstellar comet 3I/ATLAS, revealing a faint X-ray glow and ...

Compelling evidence that the structure of matter surrounding supermassive black holes has changed over cosmic time has been ...

New observations suggest that the relationship between light emitted by quasars has changed over cosmic time, hinting that ...

Water is all around us, yet its surface layer—home to chemical reactions that shape life on Earth—is surprisingly hard to study. Experiments at SLAC's X-ray laser are bringing it into focus.

A small star named M82 X-2 breaks physical barriers, as NASA's NuSTAR confirms it shines 10 million times brighter than the ...

Breakthrough photonic quantum chip emits ultra-short 2 nm X-ray waves, advancing quantum materials and powering next-gen ...

A viral tweet claims new XRISM images show interstellar comet 3I/ATLAS glowing like a spaceship engine, fuelling speculation ...

BEIJING -- In the course of almost two years after China's astronomical satellite named Einstein Probe was launched, it has ...

Scientists use European XFEL’s fast X-ray pulses for doubly resonant ionisation of krypton.