Coverage is expanded to include new content on high energy physics, the propagation of protons and nuclei in cosmic background radiation, neutrino astronomy, high-energy and ultra-high-energy cosmic ...

High-energy particles, known as cosmic rays, provide a window into some of the most extreme environments in the universe.

DURING the examination of about three thousand cosmic stars in Ilford G5 plates 200µ thick, exposed at balloon altitude, we observed in several cases two prongs of comparable length, making a ...

NASA’s Chandra and Hubble reveal the Guitar Nebula, sculpted by pulsar PSR B2224+65. A cosmic marvel showcasing pulsar winds, ...

"Understanding these cosmic rays allows us to unveil big particle accelerators in the universe that are often associated with the most violent phenomena." After over a decade of meticulous data ...

The study suggests that some recent observations of "antinuclei" in cosmic rays are consistent with the existence of WIMPs, ...

They've detected the most energetic cosmic electrons ever observed, unlocking new avenues in our understanding of the universe. "Cosmic rays are a century-old mystery," Mathieu de Naurois, a ...