Dark energy, the mysterious force thought to be driving the ever-faster expansion of the universe, appears to be changing over time, according to ...

New results from Dark Energy Spectroscopic Instrument hint that the influence of mysterious force driving universe's accelerating expansion may change over time.

The Dark Energy Spectroscopic Instrument (DESI) is studying dark energy and the accelerated expansion of the universe.

A European space telescope launched to explore the dark universe has released a trove of new data on distant galaxies.

According to the new DESI numbers, dark energy may be changing over time—either causing the universe’s expansion to ...

The European Space Agency (ESA) has just released the first batch of data from the groundbreaking Euclid space telescope, ...

This might be the greatest mystery of the cosmos. The latest research suggests that dark matter is even more enigmatic than ...

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

We've met Absolute Batman, but what's the deal with Absolute Joker? We chat with the creators of the series to learn more ...

The findings suggest that dark energy is dynamic and changes over time, and that it used to be stronger in the early stages of the universe but is weaker now. That’s particularly odd because most ...

Vera Rubin, M.S. ’51, a pioneering astronomer in research on galaxy rotation rates, will be honored on a U.S. Quarter as part ...

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