How did the universe come into being? There are a multitude of theories on this subject. In a Physical Review Letters paper, ...

Penn Engineers have developed a mathematical "Rosetta Stone" that translates atomic and molecular movements into predictions ...

Given all these gaps in understanding, leading cosmologists disagree about whether some type of new physics beyond the standard model of particle physics ... What we are witnessing is simply the ...

This is the last of three blog posts associated with this week’s episode of Cosmos: A Spacetime Odyssey, which addresses life in the universe. Read the first and second here. Someday, in the not too ...