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The Beauty of Dandelin Spheres

I've been fortunate enough to run into this seemingly tame video about ellipses by 3Blue1Brown , and I think I've found a nice anchor to base my love for math on. Though I read about it in textbooks and was content enough to feel I understood it, I never stopped to ponder why an angled section of a cone would give an ellipse. And I mean going down into the depths of it to really find a mathematically sound way I could represent it. I think this provides a good insight into how our imaginative minds work too. I often find myself feeling convinced of something when I successfully understand the bare basics of it. Maybe this has something to do with the Dunning Kruger effect? Perhaps so. Maybe our minds are still primitive in this sense. Even a plastic shovel can do the job of lifting off the topsoil and so can an excavator. But to dig deep into the earth, a shovel breaks immediately. And so do weak superficial proofs which provide immediate satisfaction.  I couldn't have been...

Novelty of the Mind

Every thought one can have is nothing but a complex and new permutation of known facts and memories. A man without any memory, knowledge or experience of all life senses technically, should not be able to imagine, well... anything! Every thought we have is but a mere extrapolation and combination of pre existing thoughts. Or is it something more.  Our thoughts are but a product of all stimuli ever received. Just piled up. Being consumed, processed, replayed, remodelled.. In all the permutations and combinations that strike our mind first. I would honestly love to be disproven in this matter. It is eerie how missed out experiences in life contribute more to our path than we could ever know. Merely because, we do not know what we've missed out on! Stimuli is replayed behind our eyes again so that we make sense of the world around us. The catch is, this constantly changes the way we think or - the permutations used before the memories fade. Forcing us through a fixed, rigid path of wa...

Music To My Ears

It's funny and extremely taken for granted how all humans perceive sound in the same way. Every ear and brain has it hardwired in it to listen to the same tone the same way.  It's somehow so internal to us. But why….  The fascinating thing is, I can ask a person if they've heard a song and when they say yes, I have no second thoughts if the song sounded the same to them. To me and another person on the other side of the planet, a note sounds the exact same though our inheritance and genes may be completely different. Two people having no common ancestry even a hundred generations back, will vibe to the same song in the same way. That's something now…

Demographic Transition to Stability

It took humankind 200,000 years to reach a billion in population, but only 200 to reach 7 Billion.. This trend suggests some very apocalyptic images for our future. However, the UN forecasts that the 12 billionth human will never be born at all.  Why and how may this be true? Population explosion is defined as a sudden increase in population of a region due to various catalysts. The first one was the advent of farming which allowed for settlements. And the last two centuries have had some of the most intense developments like the industrial revolution and the rapid growth of advanced sciences. Almost every country in the world goes through a demographic transition which includes 4 phases. In the 1800s, most European nations too had severe poverty, famines, poor health and low life expectancies. A woman had around 6-7 kids but even then only 2 would make it to adulthood. The second phase sees the growth of living conditions in the region…. as we see with the industrial revolution, b...

Evolution

       Kingdom: Animalia Phylum: Chordata Class: Mammalia Order: Primates Suborder: Haplorhini Infraorder: Simiiformes Family: Hominidae Subfamily: Hominidae Tribe: Hominin Genus: Homo This, is what a human living today is classified into. You are human. But you are also a 'Hominin', and so was this dashing fellow- Humans have been evolving for about 6 million years now. That's 0.000016th of how long you will be here on earth if you're lucky. We often tend to overlook our roots and where we come from, to give you a perspective, this is how your first great-grandpa probably looked - This....is how your 300 millionth Great-grandma looked!   Hope I could pique your interest! Humans as we know, began evolving separately from Chimpanzees as far as 7 million years ago.  About 20 million years ago, the first shy steps to our evolution began. Proconsuls roamed about peacefully in the trees with no threat of predators and abundant fruits to eat, all this made l...

The 7 Billion Cyborgs of Earth

'A fictional or hypothetical person whose physical abilities are extended beyond normal human limitations with mechanical elements.' This is what the term- 'Cyborg' means.  But,  does it  ?   " Hey! V-Sauce, Michael here-" no lets not do that.  Pop culture has defined a cyborg's appearance like this: But the way I see it, this is a more realistic cyborg. (DC don't sue me) You're probably thinking why this harmless depressed lady can be called a cyborg. It's all about perspective. We are born in a world where things don't change drastically, so we grow accustomed to our surroundings. Take a look at this scenario. A human communicates with a machine by releasing static from her phalanges (fingers) into the screen which the machine processes and via a global network, fetches the required data and interprets it in the form of light emitted by pixels in a coordinated succession that then enters the human's light receptors and causes a rush ...

Limit to optimisation

Whenever I look at some of the old technology, I can't help but think, "That was normal for the time!" Spending several minutes setting up a film roll, or the effort spent on trying to dial in a phone number was never looked at as tedious or time-consuming during that age.  Unless given something to contrast with, any process/thing seems normal for us humans. A similar thought occurred to me when reading a book. Anyone who has seen a book doesn't think much while flipping through it, or writing in it. But for a person in the far future, a book will be looked at the same way we look at stone tablets. Ancient and delicate. This shift to digital media is already underway and I can't help but think, is there a limit? A limit to the extent of optimisation and comforts. Recent previous generations did not know how to carve on stone walls, or thatch a hut. Ours, does not know how to dial a number in a vintage telephone. The future generation shall never know how to flip ...