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Mass–energy equivalence
Albert Einstein · 1905
Physics
The rules underneath, as far as they are known.
- 6
- in science
- 8:14
- average
- 49 min
- in total
All briefs
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String theory
String theory is not a theory of nature—it’s a laboratory for quantum gravity ideas that have no experimental anchor.
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Accelerating expansion of the universe
Perlmutter, Riess and Schmidt · 1990
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Discovery of cosmic microwave background radiation
Penzias and Wilson
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Double-slit experiment
Young · 1801
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Large Hadron Collider
The LHC didn’t open a new frontier — it sealed the old one.