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313 articles
Articles
OtherAug 5, 2026
One Simple Goal: Matching Colors. The Staircase Inside a Rubik's Cube
A goal understandable at a glance — match each face to one color — paired with a systematized method for solving it. A look at how the same cube becomes a different challenge for a beginner and an expert.
YADOM Editorial Team
LifestyleJul 30, 2026
The Swiss Wooden Puzzle Sota Fujii Played With: cuboro
What you build with cuboro isn't a shape, it's a path. A look at the Swiss wooden marble-run puzzle that trains three-dimensional thinking.
YADOM Editorial Team
LifestyleJul 30, 2026
A Pocket-Sized Real Synthesizer: teenage engineering's Pocket Operator
An introduction to the Pocket Operator series — palm-sized synthesizers, drum machines, and samplers with exposed circuit boards and pixel LCD screens.
YADOM Editorial Team
LifestyleJul 24, 2026
Warming Hands, Slowly: The Ceramic Hand Warmer Tetanpo
A ceramic hand warmer you fill with hot water. Its slow heat conduction makes the warmth last longer than metal or resin alternatives.
YADOM Editorial Team
LifestyleJul 24, 2026
Light as Paper, Tough Against Rain: The Anaheim Laptop Sleeve in Tyvek
A 13-inch laptop sleeve made from DuPont's Tyvek, pairing about 50g of weight with real water resistance.
YADOM Editorial Team
ToyJul 24, 2026
Shake It and the Big Pieces Rise: Watching the Brazil Nut Effect in Your Own Hands
How the "Brazil nut effect" makes large particles rise to the top when shaken, and why a small kit that lets you watch it happen is so satisfying.
YADOM Editorial Team
LifestyleJul 24, 2026
Just Wear It to Sleep: Why a Night Cap Protects Your Hair and Scalp
How a silk night cap protects hair and scalp from friction and dryness overnight, and what to look for when choosing one.
YADOM Editorial Team
GadgetJul 23, 2026
For Those Who Can Hear It But Can't Send It: What Is the "Morserino-32" Morse Code Trainer?
You can hear it, but the moment you grip the paddle your fingers freeze. This article thoroughly explains the compact Morse code trainer "Morserino-32," which lets you drill with the Koch method and an echo trainer, covering everything from price to how to buy it, based entirely on real, verifiable information.
YADOM Editorial Team
LifestyleJul 23, 2026
30 Seconds in the Microwave: Why the Ceramic Hand Warmer "TETANPO" Is So Popular
Introducing TETANPO, a ceramic hand warmer that carries on the craftsmanship of Seto ware. Inside its Java sparrow-shaped body, 50g of azuki beans are heated in a microwave for just 30 seconds to keep your hands warm for about 10 to 15 minutes. This article covers the mechanism behind it, the story of its development, and details on pricing and size.
YADOM Editorial Team
GadgetJul 23, 2026
Just 40g? The Secret Behind the "ANAheim Laptop Sleeve" Laptop Case
The 13-inch laptop case "ANAheim Laptop Sleeve" surprises with its 15mm thickness and weight of around 40g. Made from DuPont's Tyvek material, it combines water resistance and durability with a paper-like texture that changes over time — we put this capable case to the test.
YADOM Editorial Team
GadgetMar 9, 2026
Beyond the World's Smallest: The Miraculous Fingertip-Sized Charger with Foldable Prongs — "VOLTME Revo 30 Evo"
Have you ever had your charger's prongs scratch other devices inside your gadget pouch, or noticed your pouch bulging awkwardly because of it?
YADOM Editorial Team
GadgetMar 9, 2026
No More "Bulge" on the Back. The Maverick Phone Case Where the MagSafe Ring Folds Completely Flat — "TORRAS UPRO Ostand"
The smartphone we carry around every day. As screens have grown larger, phone rings to prevent drops and stands for watching videos have become essential...
YADOM Editorial Team