We're often told it is "unscientific" or "meaningless" to ask what happened before the Big Bang. But a new paper by FQxI cosmologist Eugene Lim, of King's College London, UK, and astrophysicists Katy ...

The mysteries surrounding the origins of the universe have long intrigued scientists and philosophers alike. New research, published in the Living Reviews in Relativity, introduces an innovative ...

Dark matter might have had a turbulent youth. According to an international team, this invisible substance may have formed at extremely high temperatures, moving almost at the speed of light shortly ...

NASA's Artemis II mission faces a delay as engineers discovered an issue with helium flow in the rocket's propulsion stage. This fault necessitates rolling the rocket back to the Vehicle Assembly ...

In 1996 Uros Seljak was a postdoc at Harvard, contemplating ways to extract information from the cosmic microwave background (CMB). The distribution of anisotropies, slight temperature differences, in ...