Despite a decade of efforts to find flaws in the unification theory of active galaxies, the theory correctly explains the exotic phenomena of accreting supermassive black holes, a Yale astronomer said ...

Add Yahoo as a preferred source to see more of our stories on Google. “Our study completes the work of Albert Einstein in his attempt to relate gravity and electromagnetism forces in the same ...

In a bold step toward solving one of science’s most puzzling problems, researchers have proposed a new way to bring gravity into the same mathematical language as the other forces of nature. While the ...