# Is there a shared now?

**Is there a single now shared by everything in the universe?**

In relativity, two observers in motion disagree about which distant events happen at the same time. So a universal present may be a feeling and not a feature of the world.

Connects to:
- [Time and motion](https://mapideas.org/i/ti_relativity)
- [The felt present](https://mapideas.org/i/ti_present)

Sources:
- [Wikipedia: Relativity of simultaneity](https://en.wikipedia.org/wiki/Relativity_of_simultaneity)

Source: https://mapideas.org/i/q_time_now · open on the map: https://mapideas.org/#q_time_now