Big Bang theory FAQs answered by an expert We asked Jason Steffens, assistant professor of physics and astronomy at the University of Nevada, Las Vegas, a few frequently asked questions about the ...

The Big Bang Theory predicted in its first season the future arrival of one of the cast members, who joined in the third ...

However, when they calculate the expansion rate using observations of the cosmic microwave background — the afterglow of the ...

Like stretch marks left on skin that expanded too quickly or cracks embedded in freezing ice, cosmic strings are artifacts of what the universe looked like in the moments before it rapidly changed ...

After decades of study, scientists sound genuinely optimistic about the possibility of detecting primordial black holes, which might explain dark matter.

Researchers studied how the universe’s structure changed over time. They found that the universe is less clumpy than expected ...

The research suggests that the universe has become “messier and more complicated” over time, with a less clumpy distribution of matter.

The Big Bang Theory may turn out to be one of the last blockbuster sitcoms of its kind, and it left behind one of the most unlikely pop culture icons as well — Sheldon Cooper. The antisocial genius ...

New research from Mathew Madhavacheril and Ph.D. candidate Joshua Kim of the University of Pennsylvania and their collaborators has combined cosmological data from two major surveys of the universe’s ...

Scientists at the PHENIX experiment at RHIC have uncovered compelling evidence that even collisions involving small nuclei ...

A new study suggests that the explosive deaths of the universe's earliest stars created surprising quantities of water that ...

This is called the “heat death” of the Universe, but you can think of it instead as the death of heat. There will be no more differences in temperature anywhere, which means thermodynamics shuts down, ...