Popular Science


Collection of my brief articles on popular science. Most have also been published in Spanish.
Full list at: https://manuelalfonseca.acta.es/docs/papersd.htm.

Manuel Alfonseca

Wednesday, February 21, 2018

Chaos and catastrophes

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Michael Crichton's novel Jurassic Park is an allegation against the unreasonable use of science. In the words of Dr. Ian Malcolm, on...
Thursday, February 15, 2018

The star of Bethlehem

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Giotto - Adoration of the Magi Chapter 2 of St. Matthew’s Gospel begins with these words: After Jesus was born in Bethlehem in Judea,...
Thursday, February 8, 2018

Scientific questions in Blade Runner

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Philip K. Dick's sci-fi novel Do androids dream with electric sheep? was published in 1968 and quickly became a cult book , with man...
Thursday, February 1, 2018

Chance or pseudo-chance?

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Gregory Chaitin In computer programming, certain algorithms (called pseudo-random ) generate series of numbers that meet the conditions...
Thursday, January 25, 2018

Chance or design?

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Tree of life In this context, we must distinguish three things: The scientific theory of evolution , which is strongly supp...
Thursday, January 18, 2018

How the eye evolved

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Let us reason about this problem by answering a few questions. Which part of the eye is most essential? The answer is obviou...
Thursday, January 11, 2018

The eye as an argument about evolution

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Schematic diagram of the human eye The vertebrate eye consists of five parts: cornea (a transparent insulating layer); aqueous humor; c...
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Manuel Alfonseca
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