SCIENCE
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Why aliens might not “speak physics” the same way we do | by Ethan Siegel | Starts With A Bang! | Nov, 2025
Press enter or click to view image in full size Touted as UFO lights, this 2011 photograph over Liverpool does,…
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Ask Ethan: Why couldn’t the Universe have expanded forever? | by Ethan Siegel | Starts With A Bang! | Oct, 2025
Press enter or click to view image in full size There is a large suite of scientific evidence that supports…
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5 undeniable, truthful facts about dark matter | by Ethan Siegel | Starts With A Bang! | Oct, 2025
Press enter or click to view image in full size This image showcases the massive, distant galaxy cluster Abell S1063.…
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Is our first “galaxy-quasar hybrid” also a Little Red Dot?
Found by Hubble before JWST’s launch, GNz7q looked like a mix of a galaxy and a quasar. Was it actually…
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Ask Ethan: Is the Hubble tension the same thing as dark energy? | by Ethan Siegel | Starts With A Bang! | Oct, 2025
Press enter or click to view image in full size This slice of the DESI data maps celestial objects from…
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Cosmic inflation’s biggest criticisms can’t undermine its success | by Ethan Siegel | Starts With A Bang! | Oct, 2025
Press enter or click to view image in full size From whatever pre-existing state started it, inflation predicts that a…
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Starts With A Bang podcast #122 — Galaxy evolution and JWST | by Ethan Siegel | Starts With A Bang! | Oct, 2025
This image shows a tiny sliver of the COSMOS-Web survey, with galaxies at a variety of distances along with a…
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Macroscopic quantum tunneling wins 2025’s Nobel Prize in physics | by Ethan Siegel | Starts With A Bang! | Oct, 2025
Press enter or click to view image in full size Most of us are familiar with the experience of throwing…
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Ask Ethan: How and when will the Universe die? | by Ethan Siegel | Starts With A Bang! | Oct, 2025
Press enter or click to view image in full size When multiple masses interact under their own mutual gravitation, the…
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What do distant observers see when they look at Earth? | by Ethan Siegel | Starts With A Bang! | Oct, 2025
Press enter or click to view image in full size This depiction of an Earth-like exoplanet showcases a rocky world…
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