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Latest On Street Science

The Three Prisoners Puzzle: How To Really Solve It?

Published on November 2, 2022 by Hemanth

The Three Prisoners Puzzle: How To Really Solve It? - An illustration/cartoon showing a warden wearing sunglasses and smirking on the left. On the right, are three puzzled prisoners: A, B, and C. A is wearing a smile on his face, B is wearing a poker face, whereas C is plain surprised. Between the warden and the prisoners is a hanging rope. Who will be hung using this rope?
The three prisoners puzzle is a fun and engaging probability theory puzzle. Even experts have failed to solve this puzzle! Why don't you give it a try?!
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The Lonely Search For Deus Ex Machina In Real Life

Published on October 31, 2022 by Hemanth

The Lonely Search For Deus Ex Machina In Real Life -A set design from Pierre Corneille's play Andromède: the black and white image shows that characters ascend to become Gods at the end of the play. The setting looks grandiose with royal Greek constructions all around the center of attention. The Gods seem to be riding cloud-like entities.
Deus ex machina is a plot device that is used to transform a tragedy into a happy ending out of nowhere. This essay explores its application to real life.
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Tricky Logic Puzzle (V): How To Really Solve It?

Published on October 29, 2022 by Hemanth

Tricky Logic Puzzle (V): How To Really Solve It? - A whiteboard-style graphic illustration showing a cat and dog above two mystery boxes labelled "Mystery Box 1" and "Mystery Box 2". On the surface of each of these boxes, there are two question marks "??" marked.
Welcome to the fourth entry in the tricky logic puzzle series. Test your logical reasoning skills with this super fun mystery box puzzle!
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Calculus XI: How To Deal With Successive Differentiation?

Published on October 28, 2022 by Hemanth

Calculus XI: How To Deal With Successive Differentiation? - Whiteboard graphics showing the following illustration: dy/dx = Derivative; → d⁹/dx⁹ = ??
In this 11th calculus series essay, we cover successive differentiation. Learn the fundamentals behind higher order derivatives that are often used in science!
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Mary’s Room: How To Really Make Sense Of Knowledge?

Published on October 26, 2022 by Hemanth

Mary's Room: How To Really Make Sense Of Knowledge? - A white-board style graphic illustration showing a black and white room with a couch, chair, lamp and computer screen inside it. Also inside this room is a happy stick figure. Pink signs label the room as Mary's room and the stick figure as Mary.
Mary’s room is a philosophical thought experiment that tries to understand the fundamental notion of human knowledge. Read the essay to learn more about it!
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Common Sense Is Not Really Common At All

Published on October 24, 2022 by Hemanth

People often refer to common sense in ethical and logical contexts. Yet, it is an intellectual trap. Read about the psychology and logic behind common sense!
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Entropy: How To Actually Measure Uncertainty

Published on October 21, 2022 by Hemanth

Entropy: How To Actually Measure Uncertainty - A stick figure on the left flips a coin and is asking the following question in its head: "Heads or tails?" Below this bubble is seen the following word highlighted inside a square block: Entropy.
In information theory, entropy is a measure of uncertainty. This fundamental concept explains the science behind zip compression and password protection!
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Apple Charges More Money For Its Products In Europe. Why?

Published on October 19, 2022 by Hemanth

Apple Charges More Money For Its Products In Europe. Why? - An illustration showing Apple's logo drawn using white board graphics on the left. On the right, the following white board graphics text is seen: "The New iPad. $799 in the US. €1049 in the EU. Is this fair??"
It is no secret that Apple charges more money for its products in Europe as compared to the US. But is the ~25% higher price for the new iPad really justified?
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How To Really Solve This Fun Geometry Puzzle? (II)

Published on October 18, 2022 by Hemanth

How To Really Solve This Fun Geometry Puzzle? (II) - Whiteboard graphics showing a circle two radii that are perpendicular to each other. Along these radii lie the sides of a rectangle with length 4 units and breadth 3 units respectively. The area within this construction that is not occupied by the rectangle is shaded yellow. Shaded area = What??
I recently encountered this fun geometry puzzle and it managed to engage me. It's a very easy puzzle. Do you think that you can solve it in under a minute?
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Calculus (X): How To Really Understand The Quotient Rule

Published on October 17, 2022 by Hemanth

Calculus (X): How To Really Understand The Quotient Rule - Whiteboard graphics showing the following: u(x) = 6x² + a; v(x) = 2x + b; y(x) = (6x³ + a)/(2x + b) = u/v; 'a' and 'b' are constants; dy/dx = ??
In this 10th calculus series essay, we cover the quotient rule of differentiation. Learn how to actually use the first principles behind the quotient rule!
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