In “A Brief History of Time,” first published in 1988, the British physicist Stephen Hawking explained how space and time are connected, interwoven, interdependent with each other. Since the universe ...

Physicists have long treated space and time as the stage on which quantum particles perform, not as actors in the drama ...

Oftentimes, we think of space as an endless, mostly empty vacuum, a silent backdrop where planets, stars, and galaxies play out their dance. We also think of time as something separate, a steady ...

Whether space-time exists should neither be controversial nor even conceptually challenging, given the definitions of “space-time,” “events” and “instants.” The idea that space-time exists is no more ...

While the world slowly passed the first days of the year 2026, the astronauts aboard the International Space Station had already lived through the coming of the New Year in a way and a place few ...