How confusing inevitability with reality built decades of paradox. What if general relativity never actually tells us that ...

A new study by researchers at the University of Amsterdam shows how gravitational waves from black holes can be used to ...

Ever since humans first gazed up at the night sky, the Universe has filled us with awe and wonder. Lately, however, it's also ...

A team of scientists is proposing a bold alternative to the Big Bang theory, suggesting that our universe may have formed inside a colossal black hole residing in a larger, parent universe. The Big ...

"If this turns out to be real, then it’s enormous." ...

Some things in cosmology may simply be unknowable. Why is there something rather than nothing? What lies outside the universe? What is inside a black hole? That last one has been niggling at ...

The Big Bang theory has dominated our understanding of the universe’s origin for almost 100 years. It describes a moment when all of space, time, and energy were born from a single infinitely dense ...

Here’s what you’ll learn when you read this story: Black holes usually form from stars that burn out and collapse in on themselves, but that cannot explain the red spark of light that could be a ...

Astronomers have detected the signal of a colossal black hole in deep space that likely formed when two already-large black holes crashed into each other billions of light-years away. The result is a ...

Primordial black holes (PBHs) are black holes theorized to have formed shortly after the Big Bang. Compared to black holes emerging from collapsing stars, PBHs could have very different masses, ...

In the early universe, moments after the Big Bang and cosmic inflation, clusters of exotic, massive particles could have ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Conceptual illustration depicting matter transitioning from a black hole to a white hole. | ...