The expanding Universe, full of galaxies and the complex structure we observe today, arose from a smaller, hotter, denser, more uniform state. But even that initial state had its origins, with cosmic ...

The United States should fund proposed projects to dramatically scale up its efforts in five areas of high-energy physics, an influential panel of scientists has concluded. Topping the ranking is the ...

The Big Bang Theory remains the most convincing and popular estimation on the origin of universe, but that doesn’t mean it’s true. James Peebles, a one-half winner of the 2019 Nobel Prize for Physics ...

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Forbes contributors publish independent expert analyses and insights. The Universe is out there, waiting for you to discover it. The Big Bang happened 13.8 billion years ago, and is generally regarded ...

The big bang wasn’t a bang in the traditional sense—but it was nonetheless the start of important things: for one, space; another, time. Thirdly, it began the conditions and processes that eventually ...

At 93 billion light years across, our observable universe seems full of unfathomable possibility. On Tuesday, the Nobel Prize Committee awarded the physics prize to three researchers whose scientific ...

For decades, the Standard Cosmological Model has operated on a single, foundational assumption: the Big Bang happened everywhere at exactly the same time. Today, a newly released theoretical paper ...

Imagine we had somehow filmed the whole history of the universe and you could play the movie in reverse. It would start off much as things stand today: a vast and elegant web of galaxies and nebulae.

Our universe started with a bang that blasted everything into existence. But what happened next is a mystery. Scientists think that before atoms formed—or even the protons and neutrons they’re made of ...