Fun with QR codes: www.johndcook.com/blog/2025/08...
Dithered QR codes
I saw a post by Dave Richeson on Mastodon about making QR codes that look like images. Turns out you can shrink a black square in a QR code by up to a factor of three while keeping the code usable. Th...
www.johndcook.com
September 4, 2025 at 10:59 PM
Fun with QR codes: www.johndcook.com/blog/2025/08...
“Is this right or is this wrong?” vs. “Does this give life or does it not?”
July 16, 2025 at 12:36 AM
“Is this right or is this wrong?” vs. “Does this give life or does it not?”
Finally settled: The largest sofa you can move around a corner is Gerver's sofa. Experts thought that any solution would require a computer-assisted proof; turns out it wasn't needed!
www.quantamagazine.org/the-largest-...
www.quantamagazine.org/the-largest-...
The Largest Sofa You Can Move Around a Corner | Quanta Magazine
A new proof reveals the answer to the decades-old “moving sofa” problem. It highlights how even the simplest optimization problems can have counterintuitive answers.
www.quantamagazine.org
February 14, 2025 at 10:20 PM
Finally settled: The largest sofa you can move around a corner is Gerver's sofa. Experts thought that any solution would require a computer-assisted proof; turns out it wasn't needed!
www.quantamagazine.org/the-largest-...
www.quantamagazine.org/the-largest-...
Stunning views at Russian Ridge
December 25, 2024 at 1:43 AM
Stunning views at Russian Ridge
Part of the Waymo ride
December 25, 2024 at 1:42 AM
Part of the Waymo ride
Went for my first Waymo ride yesterday. Ride was super smooth, a real technological feat!! But the economics are not compelling at the moment… on the way back:
- Waymo: 15 min wait, $15.00
- Uber: 4 min wait, $7.15
- Waymo: 15 min wait, $15.00
- Uber: 4 min wait, $7.15
December 25, 2024 at 1:41 AM
Went for my first Waymo ride yesterday. Ride was super smooth, a real technological feat!! But the economics are not compelling at the moment… on the way back:
- Waymo: 15 min wait, $15.00
- Uber: 4 min wait, $7.15
- Waymo: 15 min wait, $15.00
- Uber: 4 min wait, $7.15
Reposted by Kenneth Tay
Swapping presents with strangers on the internet is a favorite pastime for many Reddit users. After two popular holiday gift exchanges ended, bereft merrymakers are set on keeping the tradition going.
The Reddit community revives the holiday spirit after popular Secret Santa events end
Swapping presents with strangers on the internet is a favorite pastime for many Reddit users. After two popular holiday gift exchanges ended, bereft merrymakers are set on keeping the tradition going.
www.npr.org
December 23, 2024 at 7:39 PM
Swapping presents with strangers on the internet is a favorite pastime for many Reddit users. After two popular holiday gift exchanges ended, bereft merrymakers are set on keeping the tradition going.
Christmas gift ideas for your techie friends (a bit on the expensive side): xreart.com
Xreart丨 Creative and Disassembled Tech Art Frames Collectibles
Xreart pays tribute to classics by dismantling electronics to tear down framed art. iPhone, GameBoy, Samsung, PSP, and many more creative and disassembled tech art frames collectibles. Xreart also inc...
xreart.com
December 11, 2024 at 1:30 AM
Christmas gift ideas for your techie friends (a bit on the expensive side): xreart.com
When was the Persian empire at its peak?
1. 500 AD
2. 500 BC
3. 5000 BC
1. 500 AD
2. 500 BC
3. 5000 BC
December 10, 2024 at 2:51 PM
When was the Persian empire at its peak?
1. 500 AD
2. 500 BC
3. 5000 BC
1. 500 AD
2. 500 BC
3. 5000 BC
How many calories are there in the average banana?
1. 10
2. 100
3. 1,000
4. 10,000
1. 10
2. 100
3. 1,000
4. 10,000
December 9, 2024 at 2:27 PM
How many calories are there in the average banana?
1. 10
2. 100
3. 1,000
4. 10,000
1. 10
2. 100
3. 1,000
4. 10,000
Super fun game! Can you guess what the graph represents? www.graphs.world
Graphs | December 06, 2024
Challenge yourself with today's mystery graph! Can you identify the correct dataset? Play daily and compare your stats with others.
www.graphs.world
December 6, 2024 at 6:25 PM
Super fun game! Can you guess what the graph represents? www.graphs.world
Andrew Gelman: "Physics is like Brazil, Statistics is like Chile" statmodeling.stat.columbia.edu/2024/11/27/p...
Physics is like Brazil, Statistics is like Chile | Statistical Modeling, Causal Inference, and Social Science
statmodeling.stat.columbia.edu
December 6, 2024 at 6:12 PM
Andrew Gelman: "Physics is like Brazil, Statistics is like Chile" statmodeling.stat.columbia.edu/2024/11/27/p...
Nothing like an afternoon in nature
November 30, 2024 at 3:03 AM
Nothing like an afternoon in nature
Reposted by Kenneth Tay
Son: Dad what's an alcoholic?
Dad: You see those four trees?
An alcoholic would see eight.
Son: But Dad I can only see two.
Dad: You see those four trees?
An alcoholic would see eight.
Son: But Dad I can only see two.
November 29, 2024 at 5:01 PM
Son: Dad what's an alcoholic?
Dad: You see those four trees?
An alcoholic would see eight.
Son: But Dad I can only see two.
Dad: You see those four trees?
An alcoholic would see eight.
Son: But Dad I can only see two.