Let's rewind the clock back…oh, I don't know, let's say a hundred years. It was 1917, and Einstein had just developed his ...

The mysterious force called Dark Energy, which helps the Universe to expand, might be changing in a way that challenges our ...

Dark energy and black holes are two of the most mysterious topics when it comes to space, but they might actually be linked.

A new theory claims dark matter and dark energy don’t exist — they’re just side effects of the universe’s changing forces. By ...

The universe's expansion may actually have started to slow rather than accelerating at an ever-increasing rate as previously ...

The universe is expanding. That much is clearer. But it’s less clear whether this expansion is accelerating or slowing down.

Scientists have long held that the universe is expanding at an ever-increasing rate, driven by a mysterious but measurable ...

What is dark energy? Why does dark energy seem to be weakening? Is our universe part of a larger multiverse? What lies beyond the boundary of a black hole? The universe seems to be rotating, and if ...

Evidence suggests the universe’s expansion has started to slow, not accelerate. The results imply dark energy is weakening ...

Evidence now suggests the universe’s expansion has started to slow, not speed up. The findings imply dark energy is weakening ...

Dark energy, a mysterious force that scientists believe is behind the accelerated expansion of the universe, is weakening — which could result in the universe over the course of billions of years ...

A new study is implying that the universe may actually be slowing down and that the culmination of the decrease in dark ...