"It sounds like it will be a paradigm shift, something that will change our understanding ... there's some unseen background force powerful enough to explain why the universe, with all its mass ...

A never-before-seen image of the cosmic microwave background, combining data from the Atacama Cosmology Telescope (ACT) and the Planck satellite, offers a high-definition view of the early Universe.

suggesting we may need to change the way we think about the universe. Such a conclusion has also been hinted at by measurements of supernovae, the cosmic microwave background and the gravitation ...

The universe is a turbulent place ... We can, however, gather indirect evidence of the cosmic background of gravitational waves. Last year, the North American Nanohertz Observatory for ...

Those other measurements include the light leftover from the dawn of the universe, the cosmic microwave background (CMB); exploding stars (supernovae); and how light from distant galaxies is warped by ...

NEW YORK (AP) — Scientists are homing in on the nature of a mysterious force called dark energy, and nothing short of the fate of the universe hangs in the balance. The force is enormous — it ...