Is time something that flows — or just an illusion? Exploring space-time as either a fixed “block universe” or a dynamic fabric reveals deeper mysteries about existence, change, and the very nature of ...

In their study, Zhao and Smalyukh created a space–time crystal in the nematic phase of a liquid crystal. In this phase the crystal’s rod-like molecules align parallel to each other and also flow like ...

In this week’s special CEO Series edition of Space Minds, we’re at the World Space Business Week in Paris. In today’s episode ...

Since that day, LIGO — composed of two highly sensitive laser interferometers located in Hanford, Washington and Livingston, ...

On September 14, 2015, a signal arrived on Earth, carrying information about a pair of remote black holes that had spiraled ...

Mathematical quirks of our universe have led some cosmologists to wonder whether the cosmos was actually born in a black hole ...

Nuclear fusion promises a green and infinitely renewable supply of energy—if we can harness it. Fusion happens all the time ...

For all our telescopes and colliders, dark matter has remained an elusive ghost for the better part of a century. It ...

The reason it could be heard by teams on multiple telescopes and in all different directions was because that irritating noise was in fact the cosmic microwave background (CMB) – the leftover ...

Dark energy—the term used to describe whatever is causing the universe to expand at an increasing rate—is one of the universe ...

Gravitational-wave astronomy has exploded since 2015, capturing hundreds of black hole and neutron star collisions. With ever ...

We often marvel at the genius of Albert Einstein, a physicist who revolutionized our understanding of the universe. Yet, even ...