The surface of Earth is finite. We can measure it. If it was expanding, then its size would grow with time. And once again, ...

An expanding universe complicates this picture just a little bit, because the universe absolutely refuses to be ...

A new study published in Monthly Notices of the Royal Astronomical Society suggests that the universe’s expansion may be ...

Where is the center of the universe? Learn why researchers say the rules may not apply to the center of the universe.

Scientists have many big questions to tackle about the universe, including how big it actually is. But even the proposed ...

If the findings prove correct, they could transform our understanding of the cosmos and its future. Instead of stretching endlessly, the universe might one day halt its growth and begin to contract—a ...

Our humble blue planet came into being with the Big Bang — the sudden expansion of the universe outwards. Now, according to astrophysicists and cosmologists, Earth and all of its celestial siblings ...

IT IS ONE of the biggest mysteries in cosmology—and getting bigger all the time. Ever since Edwin Hubble, an American astronomer, published observations of distant galaxies in 1929, scientists have ...

An artistic illustration of the mechanism proposed by Professor Stefano Profumo where quantum effects near the rapidly expanding cosmic horizon after the Big Bang gravitationally generate dark matter ...

If there is an absolute law in the universe, it’s that nothing can travel faster than the speed of light. For science-fiction enthusiasts, that’s a bit depressing. Space is big, and while the speed of ...