Arizona’s Grand Canyon National Park is home to one of the most iconic natural features on earth. Here are the top trails, ...

The standard cosmological model (present-day version of "Big Bang," called Lambda-CDM) gives an age of the universe close to 13.8 billion years and much younger when we explore the universe at ...

So cosmologists feel confident in modelling the universe using the “maximally symmetric” description of space-time in Einstein’s theory of general relativity. This symmetric vision for the universe, ...

Historically Black colleges and universities (HBCUs) play a crucial role in supporting Black students' educational and ...

Only about one third of students could correctly identify basic astronomical distance scales, with many unaware that stars ...