From anywhere in the Universe, any object that’s in free-fall will have its trajectory determined by the force of gravity: defined…
Latest in SCIENCE
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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…
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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…
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SCIENCE
What was it like when matter defeated antimatter? | by Ethan Siegel | Starts With A Bang! | Nov, 2023
At the high temperatures achieved in the very young Universe, not only can particles and photons be spontaneously created, given enough…
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SCIENCE
What was it like when the Higgs gave particles mass? | by Ethan Siegel | Starts With A Bang! | Nov, 2023
This reconstruction of particle tracks shows a candidate Higgs event in the ATLAS detector at the Large Hadron Collider at CERN.…