How Many Stars Are There in the Universe?

How Many Stars Are There in the Universe?

At first glance when you see the title of this article, you are surely tempted to say that it’s impossible to say for sure how many stars are there in the entire Universe. Well, that’s indeed true, but it doesn’t…
How Dying Stars Shake the Fabric of Spacetime

How Dying Stars Shake the Fabric of Spacetime

We often think about time and space as two completely different aspects of our physical reality. But from a scientific standpoint, as one of Albert Einstein when he stipulated his famous theory of general relativity, time and space can be…