About a century ago, scientists were struggling to reconcile what seemed a contradiction in Albert Einstein’s theory of general relativity. Published in 1915, and already widely accepted worldwide by ...

For centuries, humanity has pondered the ultimate fate of the universe. From theories of infinite expansion to the concept of ...

When discussing the scale of the universe, we’re immediately faced with an intriguing question: are we tiny beings, or is the ...

Earth and the surrounding Milky Way galaxy may be sitting inside a cosmic void—a "mysterious giant hole"—that could be speeding up the universe's expansion in our region compared to others, This is ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Our vast universe might not be infinitely expanding after all. Some ...

Could our universe be expanding then shrinking back into a tiny point, reliving a kind of big bang over and over again? Probably not, according to a mathematical analysis that argues that the laws of ...

Scientists have found a remarkably small yet bright object from the early universe that doesn’t make sense in our existing models of how stars and galaxies formed, even our own Milky Way. That means ...

Here’s what you’ll learn when you read this story: A backward, mirror universe could explain the existence of dark matter. If an anti-universe exists, it would run backward in time, before the Big ...

It will be a view unlike any other — completely invisible, exceptionally quiet and utterly transformative. Deep in the first moments of the Big Bang, the entire cosmos shook and rumbled. Those quakes ...

The race to uncover the secrets of the Universe is on: NASA's most recent astrophysics space telescope has begun returning data, and unlike what's happening with other telescope projects, absolutely ...

According to the equations that govern black holes, the larger one of these cosmic behemoths is the lower its average density ...

No one can say with scientific confidence why we exist or what happens when we die. In fact, scientists have a tenuous grasp ...