ReadOasis Step 4
(Part 3)

This bend in space and time would even affect the direction of light. As light passes near a large star, the light becomes like water flowing near a hole. If the mass is big enough, such as the mass of a collapsed star, then even light cannot escape. The space would contain a ?black hole,? and light would disappear into it.

Einstein in 1947.

Einstein is most famous for his theory of relativity. B...