A consensus is emerging that the dots, sometimes called rubies, are an entirely new type of object in the Universe.

For two decades, scientists believed the cosmological constant, known as λ (lambda), was positive. That meant the Universe ...

Identifying the gravitational waves from black holes binaries could also make it clearer to detect primordial gravitational ...

Why is the universe expanding at an ever-increasing rate? This is one of the most exciting yet unresolved questions in modern ...

A research team led by Rice University physicist Frank Geurts has successfully measured the temperature of quark-gluon plasma ...

Today, in the space world, we’re diving into one of the biggest challenges in modern astronomy: the search for the very first stars formed after the Big Bang. What once seemed nearly out of reach ...

Using a rare Einstein ring and the power of global radio telescopes, scientists caught the invisible substance bending space ...

Scientists have been using complicated, hypothetical particles to explain the Big Bang, but this theory posits that a simpler ...

Reionization is thought to have been driven by ultraviolet light produced by both early stars and active galactic nuclei ...

New observations from the James Webb Space Telescope hint that the universe’s first stars might not have been ordinary fusion ...

The story begins with the black hole information paradox. According to relativity, anything that falls into a black hole is ...