May 7, 2021
Why Isn’t Anyone Challenging the Big Bang?
In the early half of the 20th century, even after the discovery of the expanding Universe, physicists considered a wide variety of origin stories for our Universe. In the mid-1960s,...
May 4, 2021
Largest Structures in the Universe May Not Actually Exist
In theory, the Universe should be the same, on average, everywhere.
Mar 29, 2021
Is There a Fundamental Reason Why E = mc²?
Ask anyone — even someone with no background in science — to name something that Einstein did, and odds are they’ll come back with his most famous equation: E =...
Mar 15, 2021
Could an Unexplained Decay Demolish the Standard Model?
One of the greatest puzzles in all of physics is that the laws of nature — as we know them, at least — do a remarkably good job of explaining what matter is and how all...
Feb 26, 2021
Why Do Physicists Say Multiverse Must Exist?
When we look out at the Universe today, it simultaneously tells us two stories about itself. One of those stories is written on the face of what the Universe looks like today, and...
Feb 24, 2021
How All of Physics Exists Inside a Single Atom
If you wanted to uncover the secrets of the Universe for yourself, all you’d have to do is interrogate the Universe until it revealed the answers in a way you could comprehend...
Feb 15, 2021
Is Spacetime Real?
When most of us think about the Universe, we think about the material objects that are out there across the great cosmic distances. Matter collapses under its own gravity to form...
Jan 24, 2021
If Universe Stops Expanding, Will Time Reverse?
As we step forward in time, a number of things always seem to happen together. Objects move through the Universe proportional to their velocity. They change their motion due to the...
Jan 7, 2021
Is the Universe Actually a Fractal?
If you take a look at the structures that form in the Universe, many of the things we see on large scales appears at smaller scales, too. The dark matter halos that form around the...
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