According to the Big Bang theory, normal matter composed of protons, neutrons, and electrons should account for roughly 5% of ...

The accelerating expansion of the universe is usually explained by an invisible force known as dark energy. But a new study ...

Astronomers at the University of British Columbia (UBC) and Dalhousie University have discovered a galaxy cluster blazing ...

Dark energy may be the most mysterious substance ever proposed, but many scientists are certain it exists. Why?

The Big Bang Theory remains the most accepted explanation for how the universe began. This documentary explores the science, ...

A USF professor and research team are using two NASA grants and the Hubble Space Telescope to test the mathematical model of ...

Scientists are a step closer to solving one of the universe's biggest mysteries as new research finds evidence that two of ...

Scientists are a step closer to solving one of the universe’s biggest mysteries as new research finds evidence that two of ...

An inexplicably hot, fast-growing cluster of galaxies in the early universe has scientists questioning theories of galactic ...

Astronomers discovered an extremely hot galaxy cluster in the region that was far hotter and older than current theories ...

Kevin Sussman says one improvised line, early in Season 3, helped reshape Stuart Bloom's character arc on The Big Bang Theory ...