We use language to describe our subjective perception of the world. If I say “I feel cold”, then I use language to describe how I feel. This is nothing new. The interesting question now is: does it also work the other way around? Can the language that we use influence the way that we perceive… Continue reading TS009 – Does Language Influence our View of the World?
Ghost traps are very useful devices – they can be used to catch evil spirits. What? You say that this does not make sense because ghosts do not exist? You say that ghosts are a product of our imagination? Well… do you believe in time? Could it not be that time is a product of… Continue reading TS008 – Of ghost traps and wrist watches
The purpose of science is to make things simpler and not more complicated. Scientists strive to discover theories and explanations that simplify the view of our world and not complicate them. According to Wiliam of Ockham (c. 1288 – c. 1347), if there are competing explanations for a phenomenon, the simpler explanation is to be… Continue reading TS007 – Make it as simple as possible, but no simpler!
If we want to reach an objective description of our world, then we need to reduce these subjective influences. We need standardized procedures in gaining further knowledge of our world. The scientific method is such a standardized procedure in gaining further knowledge in the natural sciences. One of the goals of science is to explain… Continue reading TS006 – What is the scientific method?
In this edition of TOKSmart we will talk about Karl Poppers contributions to the philosophy of science. Sir Reimund Karl Popper is considered to be one of the most influential philosophers of the 20th century, and of course it is difficult, if not impossible, to summarize his contributions in a few minutes (or a few… Continue reading TS005 – What is the principle of falsification?
In this edition of TOKSmart we will explore if it is in principle possible to measure anything accurately. How does a measurement change the value of that what you want to measure? Listen to find out! Every measurement changes the object that we want to measure. This is called the Observer Effect. When we stick… Continue reading TS004 – What is the Observer Effect?
In this episode I would like to explain why hot water freezes faster than cold water, when put into the freezer. It is a very counter-intuitive observation, it’s a paradox. This is called the Mpemba Effect. The effect is named according to Tanzanian high-school student Erasto B. Mpemba who re-discovered the effect while making ice-cream,… Continue reading TS003 – The Mpemba Effect: Mind your variables!
In this episode we will have a look at ethical dilemmas. What are they? What are some different opinions in making an ethical choice? There are several schools of thought in finding a solution to an ethical dilemma. The consequentialist school maintains that actions are either moral or immoral depending on the outcome (the consequence)… Continue reading TS002 – What are Ethical Dilemmas?
One definition of Knowledge is Justified True Belief. In this episode, we will have a closer look at what this means. One definition of Knowledge is Justified True Belief. Believing something and knowing something is not the same thing. But you must believe it, in order to know it. The thing that you believe must… Continue reading TS001 – What is Knowledge?
In Theory of Knowledge (TOK) we ask questions, for questions re often more interesting than the answers! In this very first episode, I would like to give you an introduction into the Theory of Knowledge, by introducing to you a mind experiment. It is called the Ship of Theseus. An old wooden ship starts to… Continue reading TS000 – What is Theory of Knowledge?