When the Universe undergoes a period of cosmic inflation, the fabric of space — which…
Category:
SCIENCE
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SCIENCE
How to understand the Universe’s the most important equation | by Ethan Siegel | Starts With A Bang! | Jun, 2025
Our Universe, as far back as we can trace it, has been expanding at a…
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SCIENCE
JWST reveals that galaxies grow up quickly in our Universe | by Ethan Siegel | Starts With A Bang! | Jun, 2025
The largest galaxies displayed here aren’t blurry because they’re overexposed or because of atmospheric interference,…
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SCIENCE
Ask Ethan: What are the “first stars” in the Universe? | by Ethan Siegel | Starts With A Bang! | Jun, 2025
An illustration of the first stars turning on in the Universe. Without metals to cool…
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SCIENCE
How the Milky Way-Andromeda merger became so uncertain | by Ethan Siegel | Starts With A Bang! | Jun, 2025
Back prior to 1923, no one knew whether Andromeda was a galaxy beyond the Milky…
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SCIENCE
Ask Ethan: What would the Universe be like without dark matter? | by Ethan Siegel | Starts With A Bang! | Jun, 2025
A 3D map of the dark matter distribution in the cosmos. By measuring the average…
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SCIENCE
The mystery of neutrino mass is now smaller than ever | by Ethan Siegel | Starts With A Bang! | Jun, 2025
This image shows the inside of the spectrometer that’s part of the KATRIN experiment, which…
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SCIENCE
Ask Ethan: Was the Universe “timeless” before the Big Bang? | by Ethan Siegel | Starts With A Bang! | May, 2025
During cosmological inflation, the space contained in the inflationary region grows exponentially, doubling in all…
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SCIENCE
A quantum miracle enabled the formation of neutral atoms | by Ethan Siegel | Starts With A Bang! | May, 2025
Today, the Universe has evolved into the complex, life-friendly place we know it to be…
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SCIENCE
10 space pictures whose appearances will deceive you | by Ethan Siegel | Starts With A Bang! | May, 2025
What appears to be a double-lobed nuclear explosion is actually the result of a rare…