ACT’s final data set delivers the most precise view of the early universe, mapping cosmic expansion and primordial gas ...
A new map of cosmic expansion suggests that dark energy evolves over time, hinting that the universe doesn’t work the way we ...
The researchers suggest that the cosmic microwave background — a faint glow left over from the Big Bang — might carry the signatures of powerful gravitational waves from distant black hole ...
Scientists are exploring a new way to test one of Einstein’s theories—an effect called gravitational wave memory, which could leave a permanent mark on space. The search for this hidden imprint has ...
The clearest and most precise images yet of the universe in its infancy – the earliest cosmic time accessible to humans – ...