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

A mathematical test for the nature of space-time – the fabric of physical reality – may be the first step towards novel computer-like devices that process information using gravity. Eleftherios-Ermis ...

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 ...