An enormous map of the universe and how it's changed over time has been made by scientists, and may change how we think about the cosmos and its expansion. This map, made using data gathered by the ...

For decades, astronomers have puzzled over dark energy and why it's pushing our universe apart. New data from the largest 3-D map of our universe suggests we may be wrong about dark energy. Dark ...

A “muon shot” aims to study the basic forces of the cosmos. But meager federal budgets could limit its ambitions. By Dennis Overbye and Katrina Miller Friday, Dec. 8: This story was updated to include ...

A massive survey of the cosmos is revealing new details of one of the most mysterious facets of the universe, dark energy. Intriguingly, when combined with other observations, the data hint that dark ...