severákova polívka

asi zelňačka (mainly in czech)

(fork of


severak 8.2.2023 10:43:52

Fundamental Math for Game Developers

Let's review the most important math topics used by game devs, reflect about math education, and discuss techniques that can be used to improve the way we learn new math topics.

severak 30.3.2022 10:27:00

Implementing cosine in C from scratch

How does the math library's trigonometric function work?

severak 22.3.2022 13:39:25

Kokichi Sugihara's English Homepage

(Impossible Objects)

severak 16.3.2022 11:55:56

Coloring for Colorblindness

This interactive visual tool lets you see how accessible your color palettes are to viewers who are colorblind.

severak 8.3.2022 10:30:59

The Neurologist Who Hacked His Brain—And Almost Lost His Mind

Neurologist Phil Kennedy set out to build the ultimate brain-computer interface. In the process he almost lost his mind.

severak 23.11.2021 09:22:10

The World’s Deadliest Thing — Anthony Warner

It is deadly, invisible and shapes much of the food we eat. A teaspoon of it could kill millions of people, and it is probably the most expensive material on earth. Yet you probably have some stuck to the bottom of you shoe.

severak 19.10.2021 15:00:27

How Google Earth (Really) Works

One of the original creators of Google Earth explains how it works

severak 16.10.2021 20:31:54

Jeho fígl v USA nakopl vývoj strojového učení. Proč se expert vrátil? - Seznam Zprávy

Firmy se často chlubí úžasnou umělou inteligencí, aniž ukážou cokoli reálného. Vývojář Tomáš Mikolov, jeden z nejcitovanější vědců světa v oblasti strojového učení, varuje před přehnanými očekáváními. Chce zkoumat umělou evoluci.

severak 2.10.2021 16:22:02

The Martians of Budapest

The Martians of Budapest”, sometimes referred to as simply “The Martians” is a colloquial term used to describe a group of prominent Hungarian physicists and mathematicians who emigrated to the United States following the Great Purge of 1933. The term refers to—what appeared, from the perspective of Americans—to be a group of men with superhuman intellects, arriving from an obscure country speaking an incomprehensible foreign language and English with strong, characteristic accents (later popularized by Bela Lugosi in Dracula)

severak 27.12.2020 14:27:57

Reverse Engineering the source code of the BioNTech/Pfizer SARS-CoV-2 Vaccine - Articles

ελληνικά / Deutsch / Português Welcome! In this post, we’ll be taking a character-by-character look at the source code of the BioNTech/Pfizer SARS-CoV-2 mRNA vaccine. I want to thank the large cast of people who spent time previewing this article for legibility and correctness. All mistakes remain mine though, but I would love to hear about them quickly at or @PowerDNS_Bert Now, these words may be somewhat jarring - the vaccine is a liquid that gets injected in your arm.

severak 26.12.2020 11:56:11

The idea that sperm race to the egg is just another macho myth – Robert D Martin | Aeon Essays

The idea that millions of sperm are on an Olympian race to reach the egg is yet another male fantasy of human reproduction

severak 10.11.2020 14:29:38

Digital sound processing tutorial for the braindead!


severak 10.11.2020 11:59:32

Inside the Secret Math Society Known Simply as Nicolas Bourbaki

For almost a century, the anonymous members of Nicolas Bourbaki have written books intended as pure expressions of mathematical thought.

severak 29.10.2020 15:21:54

Where Do Eels Come From?

There is much to be learned from how little we know about them.

severak 9.9.2020 14:54:35

Stavební normy. Silnice do horoucího pekla asfaltované dobrými úmysly

Cesta k městům, ve kterých se bude dobře žít, je zabetonovaná dobrými úmysly. Které zplodily obludné předpisy.

severak 4.7.2020 18:24:33

Shit, shit, every where (or: notes on the difficulties of classifying shits)

This article is an experiment. Here I wrestle to retell and redescribe my experience of working and studying water and sanitation and, while I am doing that, I grow a form of reflexivity that inter...

severak 17.3.2020 22:03:24

America's Love of Male Trees Could Be Why You're Sneezing Right Now

One researcher calls it "botanical sexism."

severak 5.3.2020 09:57:03

Earth has acquired a brand new moon that's about the size of a car

Astronomers have spotted an asteroid that has been captured by Earth's gravity, making it a temporary mini-moon. It will probably fly away again in April

severak 4.3.2020 09:31:39

Věda podle Cecila

Co přesně znamená 100 stupňů Fahrenheita? A chcete si to přečíst, nebo pamatovat?

severak 3.3.2020 12:06:01

Thinking about color

An exploration of building accessible color systems for flexible UI theming.

severak 12.2.2020 11:57:58

No One Can Explain Why Planes Stay in the Air

Do recent explanations solve the mysteries of aerodynamic lift?

severak 13.1.2020 09:58:31

Není to ostuda, ale odvaha. Nobelistka stáhla kvůli chybě vědecký článek -

Držitelka Nobelovy ceny za biologii Frances Arnoldová stáhla jeden vědecký článek, u kterého je uvedena jako vedoucí autorka. Americká bioložka veřejně upozornila na chybu ve své práci a požádala o její stažení z prestižního časopisu. Jde o ukázku toho, jak bojovat s problémem zvaným replikační krize.

severak 9.1.2020 17:03:19

Why are some things darker when wet?

Have you ever wondered why some things become dark when you spill water on them? What’s exactly happening?  Well, let’s find out! SourceBefore I explain this phenomenon to...

severak 1.1.2020 12:48:40

This Insect Has The Only Mechanical Gears Ever Found in Nature

The small hopping insect Issus coleoptratus uses toothed gears on its joints to precisely synchronize the kicks of its hind legs as it jumps forward

see more...