A large 3D map of our universe, used to study dark energy. Image credit: DESI Collaboration/ Department of Energy (DOE)/Kitt Peak National Observatory (KPNO)/National Optical-Infrared Astronomy Research Laboratory (NOIRLab)/National Science Foundation (NSF)/Association of Universities for Research in Astronomy (AURA)/R. Proctor.

#DarkEnergy continues to puzzle #cosmologists. Using the #DarkEnergySpectroscopicInstrument, researchers found signs its anti-gravitational strength may be weakening in the current cosmic era. A PNAS Core Concept explainer: https://ow.ly/Qyn350XeZAE

#cosmos #Universe #DarkMatter #LBNL #DESI

A large 3D map of our universe to study dark energy. Image credit: DESI Collaboration/ Department of Energy (DOE)/Kitt Peak National Observatory (KPNO)/National Optical-Infrared Astronomy Research Laboratory (NOIRLab)/National Science Foundation (NSF)/Association of Universities for Research in Astronomy (AURA)/R. Proctor.

Could #DarkEnergy be evolving? Using the #DarkEnergySpectroscopicInstrument, researchers mapped the cosmos and found signs its anti-gravitational force may have weakened in today’s era. Read the PNAS Core Concept explainer: www.pnas.org/doi/10.1073/...

#cosmos #Universe #DarkMatter #LBNL #DESI

3/11
For decades, scientists assumed dark energy was a constant force (named #lambda).

But puzzling new results from the #DarkEnergySpectroscopicInstrument ( #DESI) suggest its strength might actually change over time—a finding that would break the #StandardModel of #cosmology.

Universe’s dark energy may be weakening The mysterious force which is thought to power the expansion of the universe may be weakening, changing scientists’ understanding and suggesting the universe could end in a reverse Big Bang.#DESI #DarkEnergySpectroscopicInstrument #DarkEnergy

#News Universe’s dark energy may be weakening: The mysterious force which is thought to power the expansion of the universe may be weakening, changing scientists’ understanding and suggesting the universe could end in a reverse Big Bang.#DESI #DarkEnergySpectroscopicInstrument #DarkEnergy