A new map of cosmic expansion suggests that dark energy evolves over time, hinting that the universe doesn’t work the way we ...

Stephen Hawking's 1966 PhD thesis, Properties of Expanding Universes, laid the groundwork for his renowned contributions to ...

Dark energy is a mystery so daunting that it stretches and strains our most robust theories. The universe is expanding, ...

The radiation was emitted 380,000 years after the Big Bang, when the expanding universe first became transparent to light. Jo ...

Dark energy makes up roughly 70 percent of the universe, yet we know nothing about it. Around 25 percent of the universe is ...

Physics Professor Colin Hill and collaborators have released the clearest images to-date of the universe in its infancy.

Physicists may need to come up with a new theory for how the universe works, after a dark energy experiment has produced ...

A groundbreaking new study suggests the mysterious force which prevents the universe from shrinking could be weakening.

The standard model of how the universe works involves the widely accepted theory that dark ... That BAO pattern acts as a standard ruler, with its measured size at different times directly affected by ...

Experts have unveiled the most detailed images yet of the universe’s infancy, capturing light that traveled for more than 13 billion years.

New results from the Dark Energy Spectroscopic Instrument (DESI) suggest that the unknown force accelerating the expansion of ...

Dark energy may have a completely unknown aspect of physics acting as an accomplice in its efforts to defy gravity, ...