In March 2025, astronomers announced the "largest cosmic structure discovered to date". They called it Quipu. And Quipu is just the latest entry in a list of structures that are too big for cosmologists to explain without revisiting...

Today we’re going to ask a simple-seeming question that will lead to so pretty wacky places. The question is this: If the universe has a center, where is it?

According to the cosmological principle, the universe is more or less the same in all directions. But what happens when we put this to the test?

Astronauts ate some space-grown lettuce, and astronomers discovered a ring of galaxies that's so big it defies the laws of physics.

In 2013, astronomers reported that they'd found what was, at the time, the biggest thing in the known universe.

The study of the Universe as a whole, rather than specific stars or celestial bodies.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual...

It really seems like our universe could be part of a hypersphere, but... it's probably not