In 1916, Albert Einstein discovered that his theory of general relativity predicted the existence of gravitational waves — ...

Our understanding of cosmology hinges on how well we know our own local universe, which remains poorly mapped and poorly understood ...

There are several candidates for the biggest star in the universe. One of them, VY Canis Majoris, is over 1,500 times the ...

Astronomers have discovered what is claimed to be the oldest confirmed black hole in the universe, providing a glimpse into ...

The post Oldest Galaxy That Formed 280 million Years After The Big Bang Has Been Identified And Proves Yet Again How ...

What if the universe existed before the Big Bang? In this fascinating discussion, legendary physicist Roger Penrose explores groundbreaking ideas that challenge our understanding of cosmology and the ...

What was the universe like in the first few hundreds of millions of years after it came into existence? How did the first ...

While there's no shortage of mysteries surrounding the formation of the universe, scientists may have figured out the answer ...

Watch Pop Mech ’s Jackie Appel reveal the story of how two men from New Jersey named Arno Penzias and Robert Wilson made one ...

The term ‘Big Bang’ might make you think of a massive explosion. Put the thought out of your head. Rather than an explosion, it was the start of everything in the universe.

For decades, astronomers have wondered what the very first stars in the universe were like. These stars formed new chemical ...