The standard model of how the universe works involves the widely accepted theory that dark energy is a fundamental constant of nature that drives the accelerating expansion of the universe. But a new ...

Science's best understanding of how the universe works, which is called the standard cosmological model, refers to dark ...

with quantum theory (which views the universe as being made of extremely small objects that can exist in particle or wave form). It is possible that the theory could also allow for gravitational ...

Theoretical physicists James Hartle and Stephen Hawking, for example, proposed that rather than having a strict beginning as ...

"Since it is a direct prediction of Einstein's theory of general relativity ... invisible gravitational influences that have shaped the universe. While the study demonstrates that gravitational wave ...

The mysterious force called Dark Energy, which drives the expansion of the Universe, might be changing ... stage finding is at odds with the current theory which was developed in part by Albert ...

New data further challenge the best scientific theory of the history and the structure of the universe. But a separate recent result reinforces it. Using the Dark Energy Spectroscopic Instrument ...

Explore how the Cosmic Microwave Background unlocks the secrets of the Universe ... how gravitational wave observations can be used to probe modifications to Einstein's theory of general relativity.