Saturday, July 25, 2020

Physics and Technological Revolutions

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Oem Trivedi

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Physics and Technological Revolutions

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Global Views 360

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July 25, 2020

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IBM Quantum Computer, an innovation based on Quantum Physics

IBM Quantum Computer, an innovation based on Quantum Physics | Source: IBM Research via Flickr

As he witnessed the first detonation of a nuclear weapon on July 16, 1945, a piece of ancient Scripture “Bhagwad Geeta” ran through the mind of Robert Oppenheimer: “Now I am become Death, the destroyer of worlds”. Oppenheimer, alongside the likes of Richard Feynman, Enrico Fermi, George Gamow, was part of the star-studded Physicist squad behind the Manhattan Project.

The biggest implications drawn from the end of WW2 for many might have just been the incoming power Struggle between the US and Soviet Union, but for your average American it went to a great length to show that Physicists form a breed of people who can build dangerously effective technology.

That fact, however, would have been evident to anyone with a brisk walk through Human History itself. Physicists have arguably provided the most significant contributions to the Technological Development of our race. From Archimedes building light reflectors to save the Greek Army from Roman Infiltration to the large-scale Ballistic Missile systems made during WW-II, weaponry technology has been highly influenced by physicists in every generation.

But mere list of armaments cannot do justice to the role played by Physics Research in Technological Developments of our society. To get a feel for that, let’s go back to the fathers of Modern Physics as we know it; Sir Isaac Newton and Galileo Galilei. Galileo had his long list of achievements in creating cutting edge technology of the day, ranging from Telescopes to Thermometers & the Magnetic Compass. Sir Isaac for his part was the reason behind the advent of the Industrial Revolution in Great Britain!

The simple Atwood Machines which have today become mainstay material taught to College Freshman and High School Seniors worldwide, were actually the kind of mechanical models on which the large-scale Factory Machines were built. Newton’s laws kickstarted the modern Technological Revolution and ever since then, Physics has been a constant source of inspiration behind all Technology.

The great pioneers in the field “Natural Philosophy” (the physics of today) after Newton continued the trend which their illustrious predecessor had started. The seminal works on Thermodynamics by the likes of Lord Kelvin, Ludwig Boltzmann, James Clerk Maxwell etc. played the decisive part in creating automobile engines and really any technology which dealt with heat (Spoiler Alert- There were a lot of them!). Maxwell’s work on the famous equations on Electromagnetism now named after him played the most significant part in the mission of making Electricity available to everyone (a conquest now just famously remembered for the fight between Nikola Tesla and Thomas Edison).

While one can point out that Theoretical works cannot lead to new Technology on their own, that assertion is only the half-truth. Sure, building technology on the basis of theoretical physics is mostly down to the Engineers, but one cannot underestimate the effect new theoretical developments and their possible uses have on the construction of new technologies. After all, if one was not able to understand the principles of the conversion of mass to energy or Electric & Magnetic Fields are coupled to each other, then expecting the construction of Nuclear Reactors and virtually all Electric Tech today would have been off the table.

So one might ask, what are the new theoretical ideas which can guide the next leap forward technologically? Well, no one can be quite sure of the form which technology will take in even a couple of decades (who would have thought that Server systems designed for efficiently using giant Data in CERN would one day be heavily used for making memes!).

I would go as far as to say that we have not yet completely exhausted the technological possibilities of the Special Theory of Relativity itself, the most prominent example of game changing technology based on that has been GPS Communication systems. One can hence fail to even imagine the kind of technological (and Industrial) progress technologies built on the revealing concepts from General Relativity and Quantum Mechanics can bestow upon us (I’m even refraining to comment on the Quantum Field Theoretic parts!).

Whatever that physics will lead us to is a mystery time will be most suited to answer, but one can see the effects of Quantum Mechanics in the next Computational Revolution itself; Quantum Computing. To put into perspective the extent of development Quantum Computing can bestow upon us, consider the following.

Computational devices today, which are stronger than the computers which put humans to the moon, are fundamentally built upon binary bit systems. From generating Big Bang like Energies in CERN and reaching past Saturn, to making all the knowledge available to everyone has been done in two bits. While Quantum Computers, which are being vividly researched on, can work with virtually infinite bits ! So, hold on tight as exciting new physics promises some large-scale changes on our Civilization as a whole.

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February 4, 2021 4:37 PM

How the conservatives and white supremacists responded to “Black Lives Matter” movement

The civil rights movement in America labelled “Black Lives Matter”, which erupted after the murder of George Floyd by a uniformed officer has been going in full swing. The event of Floyd’s death triggered a mass reaction against the state violence in which black people are abused without any accountability on the police’s part. A few of the protests have been demanding the defunding of the police department, that the police force should be dissolved.

Many protests are peaceful protests, but there have been instances in which the protestors use violence to express their sentiment. Such protests have received a lot of backlash; Donald Trump, the president, said that “these THUGS are dishonouring the memory of George Floyd” and that “when the looting starts, the shooting starts”. He also mentioned that he would send the National Guard to “get the job done right”, in context of his perceived lack of leadership in Minneapolis where Floyd was killed, and consequently, where the protests were taking place. The tweet with the slogan “When the looting starts, the shooting starts” has since been censored by twitter, which gave birth to another controversy.

Trump also blames the riots on Antifa, which is a terrorist organisation according to him, the name of which stands as a short form of anti-fascist. The organisation is a group of leftist activists who protest against an expression of what they find xenophobic, racist or sexist and fascist, claiming that such expression would suppress minority voices. There is no defined hierarchy or membership process, though it has been claimed by the group that it is secretive and is organised into autonomous local cells. In some reports, though, it is categorised as a far left militant organisation which believes in direct action rather than peaceful protests.

The police force in Minnesota believes that there are white supremacists attending the protests to agitate the protests and incite chaos. The Brookings Institution characterized the same as accelerationism, in which people incite chaos to destroy social order, so that in a highly polarized society, people would take their side. In the same vein, it has been reported that a white supremacist channel on Telegram incited followers to engage in violence and start a second civil war by shooting into the crowd. Franklin Graham, an evangelical pastor, has said that the idea of dismantling the police departments “has to be one of the most irresponsible ideas” that he’s ever heard. He says that the police are what stand between “us (the citizens) and total anarchy”.

An UK Member of Parliament told one of his constituents that while racism is a cancer, and I am glad the perpetrator is on a murder charge. Nevertheless, looters, arsonists and rioters have it coming.” While a number of celebrities have been showing support for the Black Lives Matter protests, the former Miss Universe Malaysia Samantha Katie James used instagram stories to say that the protesters who are angry over the murder of George Floyd are “foolish humans”, and that the black people chose to be born as colored people in America. She also said that the brutality should be taken as a challenge and that “the whites have won”. When asked to clarify what she meant by saying that the Black community chose to be born as coloured, she said that their soul chose where and how they were born.

The people are responding in many different ways to the news. On a Brietbart report on Samuel L. Jackson expressing his views in support of the protests, there have been comments which say that “Floyd was a criminal and he was high on drugs and that he was not killed by asphyxiation he had a heart condition.”(sic) or “When da White people start rioting? We are still the majority, and it would really stir up the fudge. These a****ts think they are getting away with something, but only because the silent majority has yet to speak… and act.” (sic).

It seems that George Floyd’s unfortunate death has brought out not just the simmering anger of the long black community in open but also unmasked the outright white supremacists as well as their apologists.

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