What is the source of the Sun’s energy output?

What is the source of the Sun's energy output?

Researchers say that the Sun emits more energy in one second than any person who has emitted it in his or her whole life! The inherent source of solar output is a complicated process called fusion. In the core of the Sun, millions of nuclear reactions take place, and those reactions then … Read more

How will the Universe end? Or will it go on expanding forever?

How will the Universe end? Or will it go on expanding forever?

Our Universe is expanding and has been increasing in size ever since its birth from the Big Bang. With the way it’s currently growing, we’re safe for now, given that it won’t be tearing itself in its demise for at least 2.8 billion years. But how will it happen? Galaxies beyond our … Read more