During the early days of "The Big Bang Theory," Jim Parsons lent his voice to a villainous character from a long-forgotten ...

Dark matter, the invisible substance that shapes the Universe, may have had a far more dramatic beginning than scientists once believed.

Over its 12-season run, The Big Bang Theory evolved into one of television's great pop-culture crossroads. What began as a ...

Like stretch marks left on skin that expanded too quickly or cracks embedded in freezing ice, cosmic strings are artifacts of ...

We experience the flow of time because it’s a natural outcome of the basic laws of physics. But we may need to build a whole new model to account for gravity’s influence.

Astronomers have stumbled onto a structure so vast and so oddly shaped that it threatens to upend one of cosmology’s most ...

For years, the James Webb Space Telescope has been spotting enormous black holes in the early universe that defy all ...

Astronomers have long chased a hard question: how did black holes grow so huge so fast. Researchers at Maynooth University in ...

"It is exciting to think that Little Red Dots may represent the first direct observational evidence of the birth of the most ...

Cosmology and quantum physics both offer tantalizing possibilities that we inhabit just one reality among many. But testing ...

But only in the last 70 years have we known for certain they were there. In 1956, physicists Clyde Cowan and Frederick Reines ...

Kaley Cuoco dropped a ten-ton hint that we might see Penny in HBO Max's "The Big Bang Theory" spinoff, Stuart Fails to Save ...