space-time
Coverage of space-time in the Nexus archive.
- What is space-time? A mystery at the heart of reality
A new philosophical analysis challenges the 'block universe' concept, which posits past, present, and future as coexisting in space-time. The argument claims physicists may conflate entities that exist with those that merely occur, leading to confusion about space-time's true nature.
- Entanglement Builds Space-Time. Now "Magic" Gives It Gravity
The article discusses how quantum entanglement constructs space-time and introduces a new concept called 'magic' that may explain how gravity emerges from this framework. It references a Quanta Magazine article and Hacker News comments on the topic.
- Entanglement Builds Space-Time. Now “Magic” Gives It Gravity.
John Archibald Wheeler's 1973 description of space and matter interaction, encapsulating general relativity, highlights a challenge for modern theorists regarding space-time and gravity.