Mountain Dew's DARESCORE graded peaks by real risk and rerouted Nepal's climbing economy
Mountain Dew graded peaks by real risk, not height — 100+ expeditions beyond Everest, $500K for Sherpas, a Spikes Grand Prix.
Lire le casgenius.wikiUNE ARCHIVE CASESTUDIES.CHAT
De bons problèmes.
Des solutions brillantes.
Des idées ingénieuses face aux difficultés. Découvrez pourquoi elles ont fonctionné.
Toutes les archives, dans l’appLes articles sont disponibles en anglais et en chinois simplifié. Les titres et textes conservent leur langue de publication.
Cas publiés
2,000 CAS PUBLIÉS · MIS À JOUR RÉGULIÈREMENTKIAT Guru made remote teacher pay depend on parents' evidence
Indonesia's pilot used elected parent committees to verify teacher presence before remote-area allowances were paid.
Lire le casPyGWalker gave pandas analysts a Tableau-style drag-and-drop UI inside Jupyter
Kanaries wrapped its open-source Graphic Walker into a Python library, so a pandas dataframe becomes a drag-and-drop visual-analysis UI inside Jupyter
Lire le casData Colada caught Ariely's faked honesty data with font and rounding forensics
When a nudge study refused to replicate, three researchers audited the posted spreadsheet's fonts, rounding and duplicates — and proved the data fabricated.
Lire le casGree ended distributor price wars by making rival dealers co-owners
Gree Electric folded competing local dealers into shareholding regional sales companies, turning channel enemies into one aligned owner.
Lire le casPilkington floated glass on molten tin to make it flat
Pilkington stopped grinding glass flat and floated it on molten tin, letting the liquid's surface provide flatness for free.
Lire le casSingapore filed one electronic form and customs answered in minutes.
TradeNet, launched in 1989, was the world's first single window: one declaration replaced up to 35 documents and permit times fell from days to minutes.
Lire le casHalan means 'immediately' — deadpan comedy taught what the app does and won Effie Gold
The name 'Halan' means 'immediately'; deadpan TVCs recite the app's benefits in comic scenes until the name becomes the promise — it won Effie Gold.
Lire le casHoerni buried transistor junctions under oxide — the process every chip still uses
At Fairchild in 1959, Jean Hoerni grew a silicon-oxide blanket over the wafer and diffused junctions beneath it, turning transistor making into printing.
Lire le casUjjwala gave poor Indian women a free LPG connection; refills stay paid
India's LPG scheme for the poor waived the one-time connection cost and put it in the woman's name - 10.5 crore connections later, refills are the frontier.
Lire le casIBM, Sony, Nokia and Pitney Bowes gave away 31 green patents to speed clean tech
The Eco-Patent Commons let any firm use members' environmental patents free, trading exclusivity for diffusion and goodwill.
Lire le casVelocity's fake-intern 'typo' giveaway of a billion points drove record revenue
An intern 'mistyped' a million-point giveaway as a billion; Velocity apologised by airing the 40-part aftermath serial, and members rushed to claim.
Lire le casUS Army let a matching algorithm assign officers to branches, not a committee
West Point redesigned how the Army assigns cadets to specialties, fixing retention and talent-misalignment with a matching mechanism.
Lire le casBeeper's Beepberry turned its open Matrix bridges into a $79 hackable chat gadget
Eric Migicovsky's Beeper teamed with SQFMI to sell Beepberry, a $79 Pi-powered chat devkit that turns one open Matrix account into 15+ networks
Lire le casGale and Shapley's 1962 algorithm made matching markets honest
A 1962 paper proved stable matchings always exist and gave an algorithm where listing true preferences is the winning strategy.
Lire le casFan Milk sold frozen dairy across West Africa through 31,000 street vendors, not shops
Where shops had no fridges and the grid was unreliable, Fan Milk made its cold chain human: 31,000 vendors selling same-day sachets street by street.
Lire le casRwanda pays Irembo only when a citizen finishes a service
Rwanda paid Rwanda Online a commission per completed citizen transaction, so the operator profits from making services easy to use.
Lire le casAurora launched the first driverless freight trucks on US interstates — Dallas to Houston
Aurora removed the driver from Class 8 trucks on a fixed Dallas–Houston lane in May 2025, the first driverless heavy-truck service on US public roads.
Lire le casHP Lubricants made blind hairpin bends honk at each other to cut crashes
On India's deadly NH1, HP Lubricants and Leo Burnett installed solar radar poles that 'honk' a warning at drivers approaching the same blind hairpin bend.
Lire le casRgba & TBC won Breakpoint 2009's 4k compo by generating its whole world from code
Elevated: a 4,096-byte intro whose shader and assembly synth generated mountains and music live, winning first place — source released in 2016
Lire le cas