Ethan Siegel

Ethan Siegel

A theoretical astrophysicist and science writer, host of popular podcast “Starts with a Bang!”

Ethan Siegel Starts with a Bang!

Ethan Siegel is a Ph.D. astrophysicist and author of "Starts with a Bang!" He is a science communicator, who professes physics and astronomy at various colleges. He has won numerous awards for science writing since 2008 for his blog, including the award for best science blog by the Institute of Physics. His two books "Treknology: The Science of Star Trek from Tricorders to Warp Drive" and "Beyond the Galaxy: How humanity looked beyond our Milky Way and discovered the entire Universe" are available for purchase at Amazon. Follow him on Twitter @startswithabang.

An artist's rendering of two **changed** planets in space.
Our cosmic home, planet Earth, has been through a lot over the past 4.5 billion years. Here are some of its most spectacular changes
An image of a sphere with stars in it.
For every proton, there were over a billion others that annihilated away with an antimatter counterpart. So where did all that energy go?
supernova remnant star formation spitzer
One newly discovered, ancient star has a composition unlike any other. Explaining its existence is already blowing astronomers' minds.
An artist's rendering of an evaporating exoplanet in the night sky.
Planets can be Earth-like or Neptune-like, but only rarely are in between. This hot, Saturn-like planet hints at a solution to this puzzle.
An image of a colorful object resembling a dark primordial galaxy in the sky.
Finding it at all was a happy accident. Examining it further may help unlock the secrets hiding within the earliest galaxies of all.
A diagram showing the earth and tpaper folding to the moon.
Each time you fold a piece of paper, you double the paper's thickness. It doesn't take all that long to even reach the Moon.
A gold cylinder with a yellow handle crafted for quantum computing.
Here in the 21st century, quantum computing is quickly going from a dream to a reality. But what's hype, and what's actually true?