A series of viral social media posts drew attention to an old cosmological theory-that our universe began from a collision ...

This also means that there could be hidden curvatures of space-time or gravitational fields, which could explain a ...

A novel theory suggests that the current expansion rate of the universe is not fixed, but was in fact quite different in the ...

Just as ocean waves shape our shores, ripples in space-time may have once set the Universe on an evolutionary path that led to the cosmos as we see it today. A new theory suggests gravitational waves ...

Columnist Natalie Wolchover examines the latest developments in the “forever war” over whether string theory can describe the ...

Hoppers features Easter eggs from Finding Nemo and Up that seem to hint that the Pixar Theory could actually be real.

The universe's ultimate fate could result in a dramatic end known as the CRUNCH. This video explores the scientific theories ...