Here in 2025, many of us claim to come to our own conclusions by doing…
Category:
SCIENCE
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SCIENCE
Ask Ethan: Is the Hubble tension a real problem? | by Ethan Siegel | Starts With A Bang! | Jun, 2025
The construction of a cosmic distance ladder begins with measuring the parallax of individual stars…
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SCIENCE
Is the Hubble tension real? Exclusive interview with Wendy Freedman | by Ethan Siegel | Starts With A Bang! | Jun, 2025
If you measure the expansion rate of the Universe using an early relic method, like…
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SCIENCE
Ask Ethan: Does cosmic inflation violate energy conservation? | by Ethan Siegel | Starts With A Bang! | Jun, 2025
When the Universe undergoes a period of cosmic inflation, the fabric of space — which…
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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…