The universe has been expanding ever since the Big Bang almost 14 billion years ago, and astronomers believe a kind of ...

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

New data involving millions of galaxies and luminous galactic cores is providing fresh evidence that the enigmatic and ...

Findings from the Dark Energy Spectroscopic Instrument (DESI) suggest that dark energy could be evolving over time. If ...

New data further challenge the best scientific theory of the history and the structure of the universe. But a separate recent ...

Dark energy, in the form of a cosmological constant (Λ), has been seen as responsible for the accelerating expansion of space ...

A strange energy source at the center of the Milky Way may be a new type of dark matter. Scientists found that hydrogen gas ...

Last year, an enormous map of the cosmos hinted that the engine driving cosmic expansion might be sputtering. Now physicists ...

Last year, we reported on an exciting hint of new physics in the first data analysis results from the Dark Energy ...

Gravitational lensing often evokes images of a cosmic funhouse mirror: duplicated galaxies, dramatic arcs and distorted ...