X-ray emissions that are large, extended, and structure-rich highlight a variety of supernovae seen in the galaxy. Some of these are…
Latest in SCIENCE
-
-
SCIENCE
The top 15 JWST images of 2023. The Universe is an amazing place. Under… | by Ethan Siegel | Starts With A Bang! | Dec, 2023
The near-infrared JWST view (with NIRCam) of the Ring Nebula showcases tendril-like filaments emerging from the main ring, a thin series…
-
SCIENCE
Ask Ethan: Do any particles not have antiparticles? | by Ethan Siegel | Starts With A Bang! | Dec, 2023
Whether elementary or composite, all known particles can annihilate with their antiparticle counterparts. In some cases, particles are matter and antiparticles…
-
SCIENCE
What was it like when no stars yet existed? | by Ethan Siegel | Starts With A Bang! | Dec, 2023
This view, of the Taurus Molecular Cloud of gas taken with the ESA’s Herschel space observatory, shows the types of overdensities…
-
SCIENCE
10 fun facts as Halley’s Comet makes its big comeback | by Ethan Siegel | Starts With A Bang! | Dec, 2023
This 1986 photograph of Halley’s comet, taken from Easter Island on March 8 of that year, is likely the best view…
-
SCIENCE
Ask Ethan: Is it possible that gravity isn’t quantum? | by Ethan Siegel | Starts With A Bang! | Dec, 2023
Quantum gravity attempts to combine Einstein’s General theory of Relativity with quantum mechanics. Quantum corrections to classical gravity are visualized as…
-
SCIENCE
“Singularities don’t exist,” claims black hole pioneer Roy Kerr | by Ethan Siegel | Starts With A Bang! | Dec, 2023
This visualization shows what the interior of a rotating (Kerr) black hole looks like, from the perspective of an observer who…
-
From anywhere in the Universe, any object that’s in free-fall will have its trajectory determined by the force of gravity: defined…
-
SCIENCE
What was it like when the last antimatter disappeared? | by Ethan Siegel | Starts With A Bang! | Dec, 2023
Bubble chamber tracks from Fermilab, revealing the charge, mass, energy and momentum of the particles and antiparticle created. This recreates similar…
-
SCIENCE
What was it like when protons and neutrons formed? | by Ethan Siegel | Starts With A Bang! | Dec, 2023
At high temperatures, large densities, or both, there are no stable baryons (combinations of three quarks in bound states) anymore, like…
