Einstein’s strangest optical illusion has been captured—thanks to lasers, a cube, and a bit of artistic inspiration.

Physicists have demonstrated the Terrell-Penrose effect, which causes an object moving close to the speed of light to warp ...

Fast-moving objects don’t always look the way you’d expect. When something travels near the speed of light, strange things ...

When an object moves extremely fast – close to the speed of light – certain basic assumptions that we take for granted no longer apply. This is the ...

When an object moves extremely fast—close to the speed of light—certain basic assumptions that we take for granted no longer ...

Special relativity could be harnessed to build a novel quantum computer, and creating it this way could let us use machine learning to deepen our understanding of the quantum realm. Albert ...

IN the discussion on relativity at the Royal Society on February 5 (NATURE, February 12), Mr. Jeans stated that the FitzGerald-Lorentz contraction theory presented grave difficulties in the case ...