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

Evidence suggests the universe’s expansion has started to slow, not accelerate. The results imply dark energy is weakening and evolving faster than previously believed.

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

In 1980, Stephen Hawking gave his first lecture as Lucasian Professor at the University of Cambridge. The lecture was called ...

A remarkable new study challenges the findings of Nobel Prize winning research into how our universe has changed over time.

In the blink of an eye after the Big Bang, the universe could have birthed strange new stars and black holes.

Universal Orlando's newest theme park may be getting ready for its first major expansion, and mapping data reveals several ...

For several decades, evidence has suggested that the expansion of the universe is accelerating. Crucial to those estimates ...