Elon Musk’s proposed Hyperloop is all smoke and mirrors

The hyperloop would be a great idea for a…

The Universe is flat. Here’s what that teaches us.

In theory, the fabric of space could have been…

17 pictures that show how mind-bogglingly large the Universe is

The observable Universe is 92 billion…

There are more galaxies in the Universe than even Carl Sagan ever imagined

Forget billions and…

One shocking fact about each and every planet in the Solar System

Do you think you know the Solar…

Ask Ethan: Will physics ever see another Einstein or Newton?

In all of science, no figures have…

Ask Ethan: Why do black holes look like rings, not disks?

With two different black hole event horizons…

A new nova disappeared faster than ever, and an even bigger cosmic catastrophe is coming

Why Uranus needs, and deserves, a closer look than ever before

We’ve only seen Uranus up close once…

Why are there exactly 3 generations of particles?

The Standard Model of elementary particles has three…