Bell Labs' Blue Cell dropped the signal processor so a cell site ran on solar
Blue Cell skipped signal conversion and just shifted frequencies, cutting a cellular access point from 100W to 10W.
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300 CASOS RECENTES · ATUALIZADOSBalancing Act turned housing-site NIMBY fights into a budget game residents must hit
Balancing Act repurposed a budget simulator so residents pick housing sites against the state target and can submit a plan only if it meets it.
Ler o casoAllonnia pulls PFAS from groundwater with air bubbles and skims off the foam
Allonnia's SAFF machine bubbles air through contaminated water so PFAS stick to the bubbles and can be skimmed off as concentrated foam.
Ler o casoAlaska funded reinsurance from an insurance tax, then asked Washington for the savings
Alaska diverted $55M of insurance-tax revenue into reinsurance, cutting a 42% rate rise to 7% and saving Washington $56M in subsidies.
Ler o casoAirtel runs a small AI model on engineers' phones, cutting Rs 30-45 crore of cloud cost
Airtel put a patented small language model on field engineers' ordinary phones to check install quality, replacing cloud inference that cost Rs 30-45 crore.
Ler o casoAcumen's Optima interlocks business seats so cabins pack tighter, still lie-flat
Alternating forward-facing and angled seat pairs let passengers' feet slide under neighbours' side tables, fitting more seats per cabin.
Ler o casoWaze and SpotHero put 500 Bluetooth beacons in Chicago's lower streets where GPS fails
A parking app bought the beacons and the city installed them, so navigation apps can locate drivers in multi-level tunnels.
Ler o casoWarner Farm's corn maze earns a third of its income from 8 of 150 acres
A Massachusetts farm plants corn on a grid and cuts a pixelated picture into it with a GPS tractor, drawing 25,000 visitors a year.
Ler o casoVitals' SmartShopper paid patients $25 to $500 to choose cheaper medical providers
Vitals' call centre found the cheaper lab or scanner and mailed patients a check, funded by insurers and employers' savings.
Ler o casoDanny Meyer's USHG ended tipping with one all-in menu price (interview)
In an NPR interview, Meyer says 'hospitality included' pricing paid kitchen and dining room staff fairly, with a profit dip that recovered.
Ler o casoToronto's Path grew from private landowners' tunnels into a 30 km pedestrian metro
Each owner paid for a tunnel to the metro; a network effect joined about 35 separately owned chunks into one system.
Ler o casoTesla pooled California Powerwall homes into PG&E's commercial-only demand program
By bundling home batteries into one 'facility', Tesla let owners earn $2 per kWh in a program meant for commercial users.
Ler o casoSRI doubles rice yields by planting fewer, younger seedlings and keeping fields drier
A method from 1980s Madagascar — fewer plants, less water — doubled Nepali yields and reached 20 million households with no agribusiness behind it.
Ler o casoSnooCode gave every Ghanaian property a GPS code so ambulances stop hunting for kiosks
Sesinam Dagadu's app turns a GPS fix into a short code per property, needing no street names and working offline.
Ler o casoColorado's San Luis Valley farmers voted to tax their own groundwater and cut pumping 30%
Facing a falling aquifer and state restrictions, growers priced each acre-foot pumped and farms stayed open.
Ler o casoRichard Turere's Lion Lights: flashing solar bulbs that fool lions with a moving torch
An 11-year-old Maasai herder copied a walking torch with flashing solar lights, ending cattle losses of up to nine cows a week.
Ler o casoRich Earth Institute turns neighbours' urine into farm fertiliser via haulers' permits
Vermont donors give 12,000 gallons of urine a year; pasteurised, it fertilises crops, and haulers' existing permits sidestep missing rules.
Ler o casoPolycom's founders solved speakerphone echo with a 95-cent RadioShack speaker-box book
A sealed acoustic-suspension speaker box isolated the microphones from the speaker, the trick behind Polycom's first product.
Ler o casoPivotal started every office day at 9.06am with a free breakfast and a gong
Rob Mee set an oddly precise 9.06am start, free breakfast and 6pm exit so programmers arrive together and work uninterrupted.
Ler o casoNHS England pilots a pocket-sized DNA sequencer that types brain tumours during surgery
An Oxford Nanopore sequencer cuts brain-tumour diagnosis from up to eight weeks to two hours, in time to shape the operation.
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