SCIENCE
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JWST now owns the top 8 spots for most distant objects | by Ethan Siegel | Starts With A Bang! | Dec, 2023
This tiny region of the JADES survey shows a mix of galaxies: some that are relatively nearby, large, highly evolved,…
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The simplest explanation for ultra-high-energy cosmic rays | by Ethan Siegel | Starts With A Bang! | Dec, 2023
In May of 2021, the second most energetic cosmic ray ever detected struck Earth, producing a shower of particles detected…
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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…
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What was it like when the first elements formed? | by Ethan Siegel | Starts With A Bang! | Dec, 2023
Although practically all of the heavy elements formed in the Universe are forged inside the hearts of stars, the very…
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Ask Ethan: Why is there no antigravity? | by Ethan Siegel | Starts With A Bang! | Dec, 2023
From anywhere in the Universe, any object that’s in free-fall will have its trajectory determined by the force of gravity:…
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