For more than a century, gravity has been the stubborn outlier in physics, resisting every attempt to merge Einstein’s smooth ...

A mysterious force called Dark Energy might be changing, in a way that challenges our current understanding of the nature of ...

Searches for dark matter particles have come up empty so far, driving theorists to get more creative with their ideas.

A new theoretical study suggests fusion reactors could do more than generate energy, they might also produce particles linked to dark matter. Researchers at the University of Cincinnati say they have ...

A new theory of "dark photons" attempted to explain a centuries-old experiment in a new way this year, in an effort to change ...