Modern physics suggests distance may emerge from motion, gravity and quantum entanglement, not exist as a basic fact. (CREDIT: NASA, ESA, Z. Levay and R. van der Marel/STScI, T. Hallas, and A.

You have lots of ways of thinking about space. Some of these ways help you to judge the relative location of things over very large distances. For example, you can easily judge that New York City is ...

When speaking of our universe, it's often said that "matter tells spacetime how to curve, and curved spacetime tells matter how to move." This is the essence of Albert Einstein's famous general theory ...

The new way could also help in better mapping of the universe, scientists say. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space ...