"We're really pushing the boundaries of what current technology can detect." A team of astronomers says it has identified the most distant black hole ever confirmed — a cosmic heavyweight that formed ...

What was the universe like in the first few hundreds of millions of years after it came into existence? How did the first stars and galaxies form? Those are questions that astronomers now have a ...

A team of researchers proposes a new vision of the Universe's first moments. Their model eliminates the need for traditional speculative hypotheses. Cosmologists have long worked with the inflation ...