Spanish astronomers have conducted a near-infrared study of an ultra-high energy gamma-ray source designated LHAASO ...
Blazars are the brightest of active galactic nuclei, and many emit very high-energy gamma rays. New observations of the blazar known as PKS 1424+240 show that it is the most distant known source of ...
Osaka, Japan – Lightning is a phenomenon that has fascinated humanity since time immemorial, providing a stark example of the power and unpredictability of the natural world. Although the study of ...