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.

Green glowing orbs and funnel-shaped structures with light patterns floating in a vibrant green misty background.
There are some 26 fundamental constants in nature, and their values enable our Universe to exist as it does. But where do they come from?
states of matter
Under extreme conditions, matter takes on properties that lead to remarkable, novel possibilities. Topological superconductors included.
Two images of the Sombrero Galaxy reveal its beauty: one with a bluish hue showcasing visible details, and the other with a reddish hue highlighting a different spectrum. Captured by JWST, these images offer an unmatched view of this spiral galaxy's complex structure.
One of the most promising dark matter candidates is light particles, like axions. With JWST, we can rule out many of those options already.
covid nasal spray
A new bill introduced into the US Senate claims to make us safer. Instead, it would destroy all virology research, and for no real cause.
Laser guide star
Astronomers see spiral and elliptical nebulae nearly everywhere, except by the Milky Way's plane. We didn't know why until the 20th century.
An astronaut stands proudly on the moon's surface near scientific equipment and a lunar lander, as the American flag waves in the background, symbolizing a pioneering USA nation.
We've wasted our time and resources ideologically policing and punishing each other for far too long. Here's a better route to prosperity.
anitmatter annihilation
From the tiniest subatomic scales to the grandest cosmic structures of all, everything that exists depends on two things: charge and mass.