SCIENCE
-
Ask Ethan: When do stars turn the most mass into energy? | by Ethan Siegel | Starts With A Bang! | May, 2025
This Wolf–Rayet star is known as WR 31a, located about 30,000 light-years away in the constellation of Carina. The outer…
Read More » -
The importance of caring about the truth | by Ethan Siegel | Starts With A Bang! | Apr, 2025
The lab leak conspiracy theory, promoted here in 2021 by Sen. Rand Paul, vilifies Dr. Fauci and attempts to tie…
Read More » -
Ask Ethan: What right do we have to colonize other worlds? | by Ethan Siegel | Starts With A Bang! | Apr, 2025
This illustration shows a human colony within a dome on an otherwise uninhabited planet. Humans have often dreamed of colonizing…
Read More » -
Is our Universe fundamentally unstable, and will it decay? | by Ethan Siegel | Starts With A Bang! | Apr, 2025
In a vacuum decay scenario, our Universe exists in a false minimum state, and it’s possible to arrive, either through…
Read More » -
See NASA’s most important image in space telescope history | by Ethan Siegel | Starts With A Bang! | Apr, 2025
If you held a dime up from a distance of 160 feet (50 meters) away, it would take up more…
Read More » -
Ask Ethan: Couldn’t COVID-19 have originated in a Chinese Lab? | by Ethan Siegel | Starts With A Bang! | Apr, 2025
The SARS virus (orange) has a crown-like structure, meaning that it’s part of the coronavirus family of diseases. The novel…
Read More » -
How has cosmology changed from 2000 to 2025? | by Ethan Siegel | Starts With A Bang! | Apr, 2025
Many have already claimed that cosmology is in crisis, and that the Big Bang, and our entire ΛCDM paradigm, has…
Read More » -
Starts With A Bang podcast #116 — Disintegrating exoplanets | by Ethan Siegel | Starts With A Bang! | Apr, 2025
Believe it or not, we’ve actually caught a few exoplanets doing exactly this, and we’ve got the JWST spectra in…
Read More » -
Why we still don’t know how many stars are in the Milky Way | by Ethan Siegel | Starts With A Bang! | Apr, 2025
The Milky Way, as seen at La Silla observatory, is a stunning, awe-inspiring sight to anyone, and offers a spectacular…
Read More » -
Ask Ethan: What does it mean to live in a quantum universe? | by Ethan Siegel | Starts With A Bang! | Apr, 2025
By creating two entangled photons from a pre-existing system and separating them by great distances, we can ‘teleport’ information about…
Read More »