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 ...

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 ...

In this video, we explore how gravitational waves from the Cosmic Microwave Background (CMB) could illuminate the mysteries of the Big Bang. The discussion includes the CMB and its polarization, ...

What happened in the first trillionth of a trillionth of a trillionth of a second after the Big Bang? Super-sensitive microwave detectors, built at the National Institute of Standards and Technology, ...