Astronomers use many methods to determine this number, including gravitational lensing, the universe’s expansion rate, and ...

Deep in the first moments of the Big Bang, the entire cosmos shook and rumbled. Those quakes still reverberate to the present day. It will take the most sensitive instruments ever imagined to reveal ...

Mapping the Universe’s vast structure no longer requires endless supercomputer time. Effort.jl brings cosmic modeling to laptops without sacrificing accuracy.