It is generally believed that the X-ray emission from cold-core clusters comes from hot gas, where there is a delicate balance between gas cooling and feedback from active galactic nuclei. This paper explores another possibility: are these X-rays simply an illusion of inverse Compton scattering by cosmic rays?
In today’s classic 1956 paper, the authors measure a stellar diameter and kick off a debate about the quantum nature of light!
A deep dive into the classic paper on how massive single stars die, and what it means for the evolution of the universe.
Today, we interview Dr Meredith Hughes, associate professor of astronomy at Wesleyan University
Today’s bite tells a tale of how 1920s meteorology helps us peer inside pulsating stars.
Learn about the “solar neutrino problem” and how it was solved!