Physicists are quietly testing an audacious idea: that the mass of everything around us might not come from an invisible field, but from the hidden geometry of space itself. Instead of treating extra ...

The use of internal atomic states as an effective synthetic dimension is an idea introduced in 2011 1 that gained quite a popularity and maturity in the last years. This is one of the main motivation ...

We tend not to dwell on the fact that we exist in three dimensions. Forwards-back, left-right, up-down; these are the axes on which we navigate the world. When we try to imagine something else, it ...