Axions, hypothetical subatomic particles that were first proposed by theoretical physicists in the late 1970s, remain among ...

In a new study published in Physical Review Letters, scientists have estimated a new lower bound on the mass of ...

Dark matter may have started as light-like particles that abruptly became heavy—a cosmic twist rooted in spin and ...

Researchers propose a new theory for the origin of dark matter, the invisible substance thought to give the universe its shape and structure. Their mathematical models show that dark matter could have ...

Perhaps cold dark matter particles undergo a similar oscillatory effect. The authors find that the best fit to observational ...

Researchers have an explanation for how dark matter emerged - beginning with weightless particles and ending with massive ...

In their study, the scientists examined both evolving dark energy and evolving dark matter. Their analysis showed that ...

A study by Dartmouth researchers proposes a new theory about the origin of dark matter, the mysterious and invisible substance thought to give the ...

The standard cosmological model's puzzling inconsistency lies in differing acceleration rates observed in the universe's ...

Convicted ex-Mass State Police sergeant’s pension is $100,000-plus. Will he lose it after being found guilty in bribery ...

Scientists have successfully relocated protons outside of an antimatter laboratory with the help of an autonomous, open Penning trap. This breakthrough marks a significant step toward transporting ...

First and perhaps most perplexingly, researchers remain unsure about what exactly dark matter is. Originally, some scientists ...