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 ...

Dark energy is still a mystery, but powerful new telescopes are set to uncover clues. With NASA and ESA leading the charge, ...

Br. Guy Consolmagno and Christopher M. Graney reveal how Vatican Observatory Adjunct Scholars, like Fr. Adam D. Hincks, ...

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

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

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

A "cosmic CT scan" performed by scientists using two very different cosmic surveys has revealed the cosmos is less clumpy and ...

Across cosmic history, powerful forces have acted on matter, reshaping the universe into an increasingly complex web of ...

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 ...

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

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

Astronomers have been confounded by recent evidence that the universe expanded at different rates throughout its life. New ...