Revolutionary Physics experiments that changed the world

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Discussion Overview

The discussion revolves around identifying revolutionary physics experiments that have significantly impacted the world. Participants share various experiments and their perceived importance, exploring both historical and contemporary implications.

Discussion Character

  • Exploratory
  • Debate/contested

Main Points Raised

  • One participant lists several experiments, including Cavendish's weighing of the Earth, Young's double-slit experiment, and Rutherford's work on atoms, seeking suggestions for the most revolutionary experiment.
  • Another participant adds Röntgen's discovery of x-rays, Tesla's decision for AC, and the Magellan-Elcano expedition, among others, as significant experiments.
  • A participant emphasizes Young's double-slit experiment, noting its ongoing relevance in discussions after two centuries.
  • Another mentions primitive experiments leading to metal production and the steam engine, arguing these were foundational to modern society.
  • One participant questions the criteria for "changed the world," suggesting that some experiments, like violations of Bell's inequality, provided insights without practical change, while others, like nuclear fission, had profound implications.
  • Another participant highlights the political implications of atomic fission, suggesting it has far-reaching consequences beyond scientific discovery.
  • A later post references the Trinity test as a significant experiment, with another participant agreeing and expressing enthusiasm.
  • One participant speculates about the origins of writing as an experiment in transferring ideas through graphical representation, though this is less directly related to physics.

Areas of Agreement / Disagreement

Participants express a variety of opinions on what constitutes a revolutionary experiment, with no consensus on a single experiment being universally agreed upon as the most impactful. Multiple competing views remain regarding the significance of different experiments.

Contextual Notes

Participants' definitions of what it means to "change the world" vary, leading to differing opinions on the significance of specific experiments. Some contributions reflect historical perspectives, while others focus on contemporary implications.

AvneetKaur
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I am student of bsc.(hons.)physics..i need to discuss any of the experiment that changed the world..i have tried but i need some more suggestions..some of the experiments i found revolutionary are listed below..
1. henery cavendish weighing the earth
2. young's double slit experiment
3.Rutherford's work on atoms
4.michelson morley experiment
5.Faraday's work in electromagnetism
6.Archimedes discovery of upthrust
please suggest more and help me to choose one most revolutionary experiment...
 
Physics news on Phys.org
Röntgen's discovery of x-rays
Tesla's decision for AC
Magellan-Elcano expedition to demonstrate the spherical earth
Copernicus' astronomy
Bell's and Ries' discovery of telephony
 
AvneetKaur said:
4.michelson morley experiment

please ... help me to choose one most revolutionary experiment...

Choose that one!
 
I vote for Young's double-slit experiment. After two hundred years we're still discussing the results.
 
Primitive mans experiments with heated mixtures of natural minerals which led to the development of metal production and much of chemistry .

Early experiments leading to invention of the steam engine and to development of the science of thermodynamics .

Without these two there would be no modern world as we know it .
 
Much depends on what we mean by "changed the world". Some experiments have provided enormously important insights into how the world works yet haven't changed much of anything that that happens around us; I'd put observations of violations of Bell's inequality in that category. Some other far less surprising results have changed the world in much bigger ways; the discovery of nuclear fission comes to mind.

If I had to choose the scientific discovery that made for the most change I'd have to go for Copernican planetary motion, which set off a centuries-long, often violent, and not yet settled conflict between two fundamentally different organizing principles for human society.
 
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Discovery of atomic fission had political implications far beyond what has been proposed so far.
 
Don't know who, where, or when, but at some point, someone had to conduct an experiment to confirm the feasibility of transferring an idea from one person to another via artificial graphical representation. This would have been the genesis of writing.
 
Trinity test
 
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  • #10
Khashishi said:
Trinity test
You beat me to it! :smile:
 

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