Astrophysicists at the University of Colorado's JILA, National Institute of Science and Technology, have conducted an ...

Christopher Nolan’s sci-fi epic Interstellar is filled with excellent time travel mechanics, which unfortunately open the ...

Interstellar objects are among the last unexplored classes of solar system objects, holding tantalizing information about ...

Recent research suggests wormholes may already have been detected. Could Einstein have been right all along? How these ...

Cosmic speed limits can be a major inconvenience but they've rarely stopped science fiction in its tracks.

Other examples aren’t so kind to science. The wormholes of Interstellar break no existing theories, but finding one may be elusive. And Bruce Willis would need a billion times more nuclear power ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. NASA’s twin ...

Earth's gravity captured one of the objects, while the other was repelled. A key argument supporting the new theory is the Moon's orbit, which is not aligned with Earth's equator. A Moon formed ...