PPhysics Read More Lasing of a cavity-based X-ray sourceJanuary 29, 2026 Shortly after the free-electron laser (FEL) concept was proposed in the 1970s11, the first FEL oscillator was developed12…
PPhysics Read More Coherent nonlinear X-ray four-photon interaction with core-shell electronsJanuary 16, 2026 Mukamel, S., Healion, D., Zhang, Y. & Biggs, J. D. Multidimensional attosecond resonant X-ray spectroscopy of molecules: lessons…
SSpace Read More Champagne Cluster is Actually Two Galaxy Clusters in Process of Merging, Astronomers FindJanuary 3, 2026 Astronomers discovered an enormous galaxy cluster called RM J130558.9+263048.4 on December 31, 2020; the date, combined with the…
HHealthcare Read More Explainer | X-rays free, A&E to cost more: the Post breaks down Hong Kong’s new hospital feesJanuary 1, 2026 Hong Kong will overhaul public hospital fees from January 1 to ensure the sustainable development of its healthcare…
SScience Read More XMM-Newton Offers Incredible X-ray View of Interstellar Comet 3I/ATLASDecember 12, 2025 Astronomers using ESA’s XMM-Newton observatory have captured an X-ray image of 3I/ATLAS, the third confirmed interstellar object to…
SScience Read More Astronomers Spot Extraordinary Blast from Supermassive Black Hole in NGC 3783December 9, 2025 Using ESA’s XMM-Newton and the X-Ray Imaging and Spectroscopy Mission (XRISM), a JAXA-led mission with ESA and NASA…
PPhysics Read More Self-compressed waveform-stable light transients enabling water-window attosecond spectroscopyNovember 14, 2025 We first demonstrate the creation and field-resolved characterization of light transients, focusing on generating sub-cycle pulses. For this…