the universe is infinite or finite, but it is believed that the universe is expanding based on observational records. If the universe is already infinite, what does it mean for it to expand further?

Most explanations rely on "dark energy" to explain the Universe's accelerating expansion rate, but a new study takes a different path.

After a century of observations spanning the breadth of the cosmos and theoretical insights that push humanity's vision of the universe to its utmost limits, we can finally, confidently say that the ...