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fractals
ethics
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puzzles
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rust
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typescript
cpp
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fpga
shell scripting
lock picking
haskell
conlangs
forth
espresso
nonduality
music theory
zig
philosophy of science
180
When is it plausible that a result is optimal?
(blog.computationalcomplexity.org)
12 hours ago ·
puzzles
·
math olympiad
125
Tiling a square with growing polyominos
(puzzling.stackexchange.com)
6 hours ago ·
puzzles
·
math olympiad
160
A robot on a 3x3 grid
(puzzling.stackexchange.com)
22 hours ago ·
cellular automata
·
puzzles
50
Unexpected expectation
(puzzling.stackexchange.com)
4 hours ago ·
chess
·
puzzles
45
Wrapping a cube with L-trominoes ... again
(puzzling.stackexchange.com)
14 hours ago ·
puzzles
·
math olympiad
110
Wrapping a cube with L-trominoes
(puzzling.stackexchange.com)
1 day ago ·
puzzles
·
math olympiad
45
Epitomic Producer Of Puzzles
(puzzling.stackexchange.com)
1 day ago ·
puzzles
·
math olympiad
65
Pentomino museum
(puzzling.stackexchange.com)
1 day ago ·
puzzles
·
math olympiad
35
The corporate retreat - closing address
(puzzling.stackexchange.com)
22 hours ago ·
puzzles
·
consciousness
32
How ancient Chinese night watchmen patrolled streets, used ‘dripping buckets’ to tell time
(scmp.com)
23 hours ago ·
archaeology
·
puzzles
85
Trail grid game
(puzzling.stackexchange.com)
2 days ago ·
puzzles
·
chess
25
A square, two triangles and two circles
(puzzling.stackexchange.com)
1 day ago ·
puzzles
·
math olympiad
10
NYT Strands Hints, Clues And Answer For Monday October 26: Please, Be My Guest!
(forbes.com)
11 hours ago ·
puzzles
·
chess
75
Every Hand Has Its Say
(puzzling.stackexchange.com)
2 days ago ·
board games
·
puzzles
10
Mahasiswa Perlu Latih Kemampuan Problem Solving Sejak Kuliah
(news.republika.co.id)
19 hours ago ·
puzzles
·
design
5
Today’s Wordle #1955 Hints, Clues And Answer For Monday October 26
(forbes.com)
11 hours ago ·
puzzles
·
solo dev
15
First Impressions
(puzzling.stackexchange.com)
1 day ago ·
puzzles
·
semiotics
15
NYT Strands Hints, Clues And Answer For Sunday October 25 (Something To Build On)
(forbes.com)
1 day ago ·
puzzles
·
math olympiad
15
NYT Pips Sunday Guide: Answers And Walkthrough For October 25
(forbes.com)
1 day ago ·
puzzles
·
chess
10
Today’s Wordle #1954 Hints, Clues And Answer For Sunday October 25
(forbes.com)
1 day ago ·
puzzles
·
cellular automata
85
I Built a Word Game You Play Backwards — Here's What It Did to My Brain
(dev.to)
3 days ago ·
puzzles
·
chess
65
Why do mathematicians keep proving things they already know?
(newscientist.com)
3 days ago ·
math olympiad
·
puzzles
165
Same Answer, Different Reason: What a Reasoning Model Says When It Follows a Planted Hint
(towardsdatascience.com)
3 days ago ·
ai
·
puzzles
75
Wrap *,,, onto an icosahedron
(puzzling.stackexchange.com)
3 days ago ·
puzzles
·
math olympiad
50
The Keeper's Last Entry
(puzzling.stackexchange.com)
3 days ago ·
puzzles
·
cryptography
85
Python itertools By Example
(realpython.com)
3 days ago ·
python
·
puzzles
5
NYT ‘Connections’ #1232 Hints And Answers For Sunday, October 25
(forbes.com)
1 day ago ·
puzzles
·
chess
120
Where is Mendeleev's Tavern?
(puzzling.stackexchange.com)
4 days ago ·
puzzles
·
math olympiad
10
NYT Pips Answers Saturday, October 24
(forbes.com)
2 days ago ·
puzzles
·
chess
10
NYT Strands Hints, Clues And Answer For Saturday October 24 (Re-Fresh-Ing)
(forbes.com)
2 days ago ·
puzzles
·
math olympiad
80
100 hats, 50 is white, and 50 is black
(puzzling.stackexchange.com)
4 days ago ·
puzzles
·
math olympiad
5
Today’s Wordle #1953 Hints, Clues And Answer For Saturday October 24
(forbes.com)
2 days ago ·
puzzles
·
history of computing
45
What connecting words are acceptable in a cryptic clue?
(puzzling.stackexchange.com)
4 days ago ·
puzzles
·
semiotics
110
Progress on Borsuk’s Problem and Answer to TYI 60.
(gilkalai.wordpress.com)
4 days ago ·
math olympiad
·
puzzles
60
Sleeping Beauty and ChatGPT
(blog.tanyakhovanova.com)
4 days ago ·
puzzles
·
ai
30
The Navigator's Rhyme
(puzzling.stackexchange.com)
3 days ago ·
puzzles
·
writing
20
Word Problems About Dealing with a Friend’s Weird Boyfriend
(newyorker.com)
3 days ago ·
puzzles
·
internet culture
5
Today’s Wordle #1952 Hints, Clues And Answer For Friday October 23
(forbes.com)
3 days ago ·
puzzles
·
chess
40
I have solved The Unsolved Riddle of Bishop Samuel Wilberforce from the 1860s. [closed]
(puzzling.stackexchange.com)
4 days ago ·
puzzles
·
history of science
5
RoomCON: "Conlang Hell"
(puzzling.stackexchange.com)
3 days ago ·
puzzles
·
conlangs
45
Three Children in the Café
(puzzling.stackexchange.com)
5 days ago ·
puzzles
·
sourdough
120
Infinitely many philosophers in a line
(puzzling.stackexchange.com)
6 days ago ·
philosophy
·
puzzles
15
Here is Aftermath's 3x3 Cryptic Crossword
(puzzling.stackexchange.com)
4 days ago ·
puzzles
·
internet culture
45
Love the Problem
(blog.dannycastonguay.com)
5 days ago ·
puzzles
·
math olympiad
110
Another towns and railroads puzzle
(puzzling.stackexchange.com)
6 days ago ·
puzzles
·
complexity
10
Today’s Wordle #1951: Hints, Clues And Answer For Thursday October 22
(forbes.com)
4 days ago ·
puzzles
·
math olympiad
80
The rather unusual machine
(puzzling.stackexchange.com)
6 days ago ·
puzzles
·
cryptography
180
A Suggestion for RLHF Improvements
(lesswrong.com)
6 days ago ·
decision theory
·
puzzles
45
Pentofence: Move the Posts
(puzzling.stackexchange.com)
5 days ago ·
puzzles
·
chess
310
Where Prefill Expert Reduction Hurts MoE Models: A Few Prompt Tokens Carry Most of the Short-Answer F1 Loss
(arxiv.org)
7 days ago ·
ai
·
puzzles
45
Visualize Regular Expressions with Marbles
(hackaday.com)
6 days ago ·
math olympiad
·
puzzles
110
The Demon’s Red-Dot Curse: A Test of Tacit Understanding Among the Clever
(puzzling.stackexchange.com)
6 days ago ·
puzzles
·
math olympiad
120
A frivolous problem with a deeper lesson
(johndcook.com)
6 days ago ·
puzzles
·
math olympiad
35
How to solve the hardest maths question in the 2026 HSC
(smh.com.au)
6 days ago ·
math olympiad
·
puzzles
5
Today’s Wordle #1950: Hints, Clues And Answer For Wednesday October 21
(forbes.com)
5 days ago ·
puzzles
·
chess
35
No-calculation alphametic puzzle
(puzzling.stackexchange.com)
6 days ago ·
puzzles
·
math olympiad
35
Ten Cities, at Most Two Steps
(puzzling.stackexchange.com)
7 days ago ·
puzzles
·
math olympiad
25
Peeling back the layers
(puzzling.stackexchange.com)
7 days ago ·
puzzles
·
math olympiad
40
Depends How You See It
(puzzling.stackexchange.com)
7 days ago ·
puzzles
·
game theory
55
$n$ people stand in a circle
(puzzling.stackexchange.com)
7 days ago ·
puzzles
·
math olympiad
5
NYT Pips Answers And Walkthrough For Tuesday, October 20
(forbes.com)
6 days ago ·
puzzles
·
chess
20
আইসিসির নতুন নিয়মে বিপদে বাংলাদেশ: ব্যাটিংয়ে ধস, বোলিংয়ে লাগামহীন রান
(prothomalo.com)
6 days ago ·
puzzles
·
go game
10
Question of the Week: What Car Would You Race at La Carrera Panamericana?—WINNER’S UPDATE
(bringatrailer.com)
6 days ago ·
puzzles
40
Cutting your birthday cake
(puzzling.stackexchange.com)
8 days ago ·
puzzles
·
math olympiad
5
‘Ludwig’ Exclusive Clip: David Mitchell Uses A Gear Puzzle To Untangle A Murder Mystery
(forbes.com)
6 days ago ·
true crime
·
puzzles
5
‘I’ll Need A Gift Receipt,’ Lies Man Buying $270 ‘Lord Of The Rings’ Lego Set
(theonion.com)
6 days ago ·
puzzles
·
conlangs
5
NYT Pips Answers And Walkthrough For Monday, October 19
(forbes.com)
7 days ago ·
puzzles
·
chess
5
Today’s Wordle #1948: Hints, Clues And Answer For Monday October 19
(forbes.com)
7 days ago ·
puzzles
·
history of computing
30
A pentomino tiling puzzle with digits
(puzzling.stackexchange.com)
8 days ago ·
puzzles
·
math olympiad
130
What is prompt fan-out?
(dev.to)
10 days ago ·
ai
·
puzzles
120
Poisoned Bottle Detection
(puzzling.stackexchange.com)
10 days ago ·
puzzles
·
chess
90
Eight cities and twelve paths
(puzzling.stackexchange.com)
10 days ago ·
complexity
·
puzzles
60
Sommer-Wimmelbuch puzzle: Who is here?
(puzzling.stackexchange.com)
10 days ago ·
puzzles
·
math olympiad
5
Today’s Wordle #1947: Hints, Clues And Answer For Sunday October 18
(forbes.com)
8 days ago ·
puzzles
·
cellular automata
10
Antrean BBM di Bali Berangsur Melandai Berkat Sistem Ganjil Genap
(ekonomi.republika.co.id)
8 days ago ·
aerospace
·
puzzles
5
NYT ‘Connections’ #1225 Hints And Answers For Sunday, October 18
(forbes.com)
8 days ago ·
puzzles
·
math olympiad
70
Which AI safety organization does what? Puzzle/party games
(lesswrong.com)
10 days ago ·
cellular automata
·
puzzles
40
Perang Iran Tekan Militer AS, Hegseth Siapkan Enam Reformasi
(news.republika.co.id)
10 days ago ·
energy
·
puzzles
20
Ten cities and twelve paths
(puzzling.stackexchange.com)
10 days ago ·
puzzles
·
math olympiad
90
Four Cars at an Intersection (a beginner-friendly puzzle)
(puzzling.stackexchange.com)
11 days ago ·
puzzles
·
math olympiad
25
Food Questions Challenge
(jamesg.blog)
10 days ago ·
puzzles
·
internet culture
5
Today’s Wordle #1946: Hints, Clues And Answer For Friday October 17
(forbes.com)
9 days ago ·
puzzles
·
cellular automata
75
Four Cars at an Intersection
(puzzling.stackexchange.com)
11 days ago ·
puzzles
·
cellular automata
15
Today’s Wordle #1945: Hints, Clues And Answer For Friday October 16
(forbes.com)
10 days ago ·
puzzles
·
cellular automata
10
Disjoint Pairs Puzzle
(puzzling.stackexchange.com)
10 days ago ·
puzzles
·
math olympiad
60
‘Who’s watching those in these organizations?’: Experts and policymakers look to close ‘loophole’ regulations on park rides following Six Flags’ death
(fortune.com)
11 days ago ·
board games
·
puzzles
15
A Fiery Connection
(puzzling.stackexchange.com)
11 days ago ·
puzzles
·
design
80
The Most Outrageous Conjecture in the World
(gilkalai.wordpress.com)
12 days ago ·
math olympiad
·
puzzles
12
Today’s Wordle #1944: Hints, Clues And Answer For Thursday October 15
(forbes.com)
11 days ago ·
puzzles
·
chess
45
An Asteroid Walk: The Answer
(blog.tanyakhovanova.com)
12 days ago ·
puzzles
·
space exploration
35
Sleep puzzle system
(lesswrong.com)
12 days ago ·
puzzles
·
chess
55
Quiz: Python's len() Function
(realpython.com)
12 days ago ·
python
·
puzzles
30
A Pairing Strategy That Almost Works
(lesswrong.com)
13 days ago ·
chess
·
puzzles
90
# Building an Overtime Pay Calculator Turned Out to Be More Complicated Than I Expected
(dev.to)
14 days ago ·
math olympiad
·
puzzles
120
Conjecture that I thought would not be solved in my lifetime....were
(blog.computationalcomplexity.org)
14 days ago ·
puzzles
·
creative coding
5
Today’s Wordle #1943: Hints, Clues And Answer For Wednesday October 14
(forbes.com)
12 days ago ·
puzzles
·
cellular automata
220
Test Your Human Intuition 60: The Finite and Infinite Borsuk’s Problem
(gilkalai.wordpress.com)
15 days ago ·
math olympiad
·
puzzles
60
Can two coins on a spherical carrom board stop colliding eventually?
(puzzling.stackexchange.com)
14 days ago ·
puzzles
·
chess
15
A moving riddle. Can anyone get on the right track?
(puzzling.stackexchange.com)
13 days ago ·
puzzles
·
internet culture
10
Today’s Wordle #1942: Hints, Clues And Answer For Tuesday October 13
(forbes.com)
13 days ago ·
puzzles
·
chess
spaces
all
ai
ai agents
security
site reliability
digital rights
malware analysis
cloud infrastructure
open source
energy
quantum computing
machine learning
behavioral economics
reverse engineering
devops
git internals
internet culture
physics
design
api design
economics
complexity
materials science
wasm
math olympiad
webdev
data engineering
space exploration
political philosophy
mathematics
game dev
cryptography
chemistry
databases
distributed systems
observability
solo dev
statistics
reinforcement learning
creative coding
aerospace
birding
climate science
game theory
algorithmic trading
neuroscience
elixir
thermodynamics
category theory
technical writing
procedural generation
urban exploration
cellular automata
golang
indie games
number theory
self hosted
nanotechnology
cognitive science
astrophysics
oceanography
history of science
worldbuilding
topology
anthropology
genetics
linux
robotics
python
board games
exploit development
operating systems
manga
archaeology
decision theory
astrobiology
film
consciousness
computer vision
information theory
swift
mechanical keyboards
computer graphics
containers
formal verification
amateur astronomy
chess
philosophy of mind
kotlin
nuclear
evolution
homelab
history
programming languages
data visualization
finance
bioinformatics
pharmacology
javascript
go game
compilers
paleoanthropology
photography
information design
demoscene
true crime
networking
retrocomputing
ham radio
animation
embedded systems
computer architecture
vinyl
fractals
ethics
nix
cartography
puzzles
meditation
writing
philosophy
audio programming
metaphysics
woodworking
sci fi
rust
ecology
3d printing
existentialism
electronic music
sourdough
speedrunning
history of computing
tabletop rpg
mycology
geology
semiotics
horror
synths
typography
lisp
pixel art
aquariums
type theory
fermentation
standup comedy
linguistics
witsrtn
typescript
cpp
phenomenology
fpga
shell scripting
lock picking
haskell
conlangs
forth
espresso
nonduality
music theory
zig
philosophy of science