Scientists suggest that a fifth, hidden force linked to dark energy may exist in the solar system but has not yet been detected.

A team led by Princeton University scientists has tested Albert Einstein’s theory of general relativity to see if it holds true at cosmic scales. And, after two years of analyzing astronomical data, ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

For decades, the four known forces of nature, gravity, electromagnetism, and the strong and weak nuclear forces, have accounted for every interaction physicists can measure in a laboratory or a ...

For decades, physicists have believed they had identified the fundamental forces shaping the universe, gravity, electromagnetism, and the strong and weak nuclear forces. Yet, subtle anomalies in ...