Astronomers use galactic magnifying lens to probe elusive dark energy. ScienceDaily . Retrieved May 30, 2025 from www.sciencedaily.com / releases / 2010 / 08 / 100819141917.htm ...

Intriguingly, the four images of the supernova warped by the gravitational lens were not all equal in brightness. Two of the images, designated A and C, were brighter than expected by more than ...