According to a tenet scientists call the cosmological principle, our place in space is in no way exceptional. But recent ...

Does the universe have an end or an edge? Scientists cannot definitively answer this question, but they have ideas, theories, and measurements to discuss. This question about the boundaries of the ...

We have only one example of biology forming in the universe ... form in other ways? How do you look for alien life when you don’t know what alien life might look like? These questions ...

Let's set the record straight: NASA has not found a parallel universe. The claims making the rounds on social media are not ...

Even for me, a teaching professor in physics and astronomy who has studied the universe for years, these ideas are hard to grasp. You don't experience anything like this in your daily life.