Dark energy is a mystery so daunting that it stretches and strains our most robust theories. The universe is expanding, driven by the unknown force that we've named Dark Energy. Dark Energy is also ...

New images of the infant universe captured by the Atacama Cosmology Telescope (ACT) are the most precise "baby pictures" to ...

After five years of staring unblinking at the sky, the Atacama Cosmology Telescope (ACT) has compiled the most detailed map ...

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

A map of the CMB published by ACT researchers. Research by the Atacama Cosmology Telescope collaboration has led to the ...

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

New research by the Atacama Cosmology Telescope (ACT) collaboration has produced the clearest images yet of the universe's ...

Scientists using the ACT have captured the clearest images of the universe first light, refining its age and expansion rate.

Scientists capture baby universe data from Atacama telescopes final observations Final data reveal significant insights from ...

The composition of the Universe, based on the new CMB data. (ACT Collaboration) This brings us to the Hubble constant, which represents the expansion rate of the Universe. We go into the minutiae ...

This is the disparity in the rate at which the universe expands, a value called the Hubble constant, depending upon how this expansion is measured. Using measurements of the movement of nearby ...

Scientists using the James Webb and Hubble space telescopes have confirmed one of the biggest head-scratchers in modern ...