What we saw in the DESI experiments, and now strengthened by our South Pole Telescope observations, is that dark energy is ...

A team of scientists is proposing a bold alternative to the Big Bang theory, suggesting that our universe may have formed ...

As the universe expands, it feels like it must be spreading out from some initial point. But a physicist explains why that’s ...

What is the Big Crunch theory? This theory is highly debated, but could be what happens when you hit the rewind button of the ...

The universe seems to be spinning, and that could explain what dark energy is and why it's weakening while revealing our ...

New observations from the James Webb Space Telescope (JWST) suggest the cosmos may be much older than once believed. For ...

A controversial theory suggests the observable universe is the result of matter rebounding after the collapse of a black hole ...

A new cosmological simulator logs its scientific predictions and refutations in real time, storing hashes in blockchain with full offline ...

The Hubble constant, a set number that connects a galaxy’s speed to its distance from Earth and tells us how fast the ...

Could the Universe have been born inside a black hole? This question, raised by a team of scientists, challenges the Big Bang ...

Is the Hubble constant—a key part of how we measure the expansion of our universe—in a crisis? Some cosmologists say yes.

A UK study challenges the Big Bang theory, proposing that the universe exists inside a black hole. The new model suggests a gravitational collapse created the universe.