Levon Pogosian

Levon Pogosian

Professor of Physics, Simon Fraser University

I am a physicist working in theoretical cosmology. My research interests include cosmic microwave background, large scale structure, dark energy, cosmological tests of gravity, primordial magnetic fields, and topological defects such as cosmic strings, domain walls and magnetic monopoles.

Articles by: Levon Pogosian

NASA’s James Webb Space Telescope has produced the deepest and sharpest infrared image of the distant universe to date. Known as Webb’s First Deep Field, this image of galaxy cluster SMACS 0723 is overflowing with detail.

Something is wrong with Einstein's theory of gravity

By Kazuya Koyama, Levon Pogosian published

Albert Einstein’s theory of general relativity has been remarkably successful in describing the gravity of stars and planets, but it doesn’t seem to apply perfectly on all scales.