Strange Galactic Signal Coming From the Center of the Galaxy Has Potential New Explanation

View of the gamma-ray sky. Credit: NASA/DOE/Fermi LAT Collaboration

Researchers from The[{” attribute=””>Australian National University (ANU) have found an alternative explanation for a mysterious gamma-ray signal coming from the center of the galaxy, which was long claimed as a signature of dark matter.

Gamma-rays are the form of electromagnetic radiation with the shortest wavelength and highest energy.

Co-author of the study Associate Professor Roland Crocker said this particular gamma-ray signal — known as the Galactic Center Excess — may actually come from a specific type of rapidly-rotating (function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0];if(d.getElementById(id))return;js=d.createElement(s);js.id=id;js.src="https://connect.facebook.net/en_US/sdk.js#xfbml= 1&version=v2.6";fjs.parentNode.insertBefore(js,fjs);}(document,'script','facebook-jssdk'));

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