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beyond bitcoin: how blockchains secure the iot




blockchains are a powerful way to protect iot systems, but they are hard to implement within legacy systems. here’s a look at how sparkl is seamlessly integrating legacy platforms with blockchain technology.what blockchains are and how they can be applied outside the cryptocurrency markethow block...



wall street firms to move trillions to blockchains in 2018




illustration: mario de meyer when blockchains first appeared nearly a decade ago as the technical backbone of bitcoin, the world’s leading cryptocurrency, they seemed to offer the masses a way to cut out the financial middleman. but now the big banks and other industry players are finding ways t...



wall street firms to move trillions to blockchains in 2018




illustration: mario de meyer when blockchains first appeared nearly a decade ago as the technical backbone of bitcoin, the world’s leading cryptocurrency, they seemed to offer the masses a way to cut out the financial middleman. but now the big banks and other industry players are finding ways t...



how smart contracts work - ieee spectrum




smart contracts are software programs that live on a blockchain and form the basis of many of the new blockchain applications and schemes. they are essentially automated systems that can provide services in exchange for cryptocurrency. however, because blockchains are not good for storing large amo...



the ridiculous amount of energy it takes to run bitcoin




illustration: greg mably bitcoin “miners” are electromagnetic alchemists, effectively turning megawatt-hours of electricity into the world’s fastest-growing currency. their intensive computational activity cryptographically secures the virtual currency, approves transactions, and, in the proc...



the ridiculous amount of energy it takes to run bitcoin




illustration: greg mably bitcoin “miners” are electromagnetic alchemists, effectively turning megawatt-hours of electricity into the world’s fastest-growing currency. their intensive computational activity cryptographically secures the virtual currency, approves transactions, and, in the proc...



ieee spectrum’s most popular stories of 2017




in 2017, ieee spectrum published more than 1,000 feature and news stories about technology. here, we resurface our most popular posts of the year. if you missed them the first time around, we hope you’ll enjoy this chance to look back and discover new stories or revisit a favorite.1. in “how i ...



learn how to master blockchains in 4 steps




some believe that it won’t be long before our entire society will essentially run on blockchain fuel. blockchains are at the core of crypto-currencies like bitcoin and are becoming increasingly relied-upon for decentralized, encrypted record keeping and exchange.it is thought that blockchains will...



special report: blockchain world - ieee spectrum




blockchains will allow rooftop solar energy trading for fun and profitneighbors in new york city, denmark, and elsewhere will be able to sell one another their solar power by morgen e. peck & david wagman



special report: blockchain world - ieee spectrum




blockchains will allow rooftop solar energy trading for fun and profitneighbors in new york city, denmark, and elsewhere will be able to sell one another their solar power by morgen e. peck & david wagman



do you need a blockchain?




illustration: greg mably according to a study released this july by juniper research, more than half the world’s largest companies are now researching blockchain technologies with the goal of integrating them into their products. projects are already under way that will disrupt the management of h...



illinois vs. dubai: two experiments bring blockchains to government




illustration: greg mably governments everywhere would like to cut red tape, reduce bureaucracy, and speed the delivery of services. but constituents are still often frustrated by mounds of paperwork and the snail-like pace of official business. could a blockchain help?just as blockchains have shak...



illinois vs. dubai: two experiments bring blockchains to government




illustration: greg mably governments everywhere would like to cut red tape, reduce bureaucracy, and speed the delivery of services. but constituents are still often frustrated by mounds of paperwork and the snail-like pace of official business. could a blockchain help?just as blockchains have shak...



blockchains: how they work and why they’ll change the world




photo: the voorhes jump to sections in this featurebitcoin was hatched as an act of defiance. unleashed in the wake of the great recession, the cryptocurrency was touted by its early champions as an antidote to the inequities and corruption of the traditional financial system. they cherished the bel...



balance is a wallet for the world’s currencies [sponsor] – macstories




the world is on the cusp of a financial revolution fueled by crypto-currencies and balance makes it easy for anyone to get involved. you’ve probably heard of bitcoin, one of the earliest crypto-currencies, but there are others including ethereum. balance connects to the most popular crypto-currenc...



trump removes climate change from national security strategy




according to a senior white house official: "climate change is not identified as a national security threat but climate and the importance of the environment and environmental stewardship are discussed." the revised document instead focuses on the impact of economic security, a marked change from th...



change at work linked to employee stress, distrust and intent to quit, new surve




washington -- at a time of change and uncertainty across the country, american adults who have been affected by change at work are more likely to report chronic work stress, less likely to trust their employer and more likely to say they plan to leave the organization within the next year compared w...



change at work linked to employee stress, distrust and intent to quit, new surve




credit: cc0 public domainat a time of change and uncertainty across the country, american adults who have been affected by change at work are more likely to report chronic work stress, less likely to trust their employer and more likely to say they plan to leave the organization within the next year...



balance is a wallet for the world’s currencies [sponsor] – macstories




we are on the cusp of a financial revolution fueled by crypto-currencies and balance makes it easy for everyone to get involved. you’ve probably heard of bitcoin, one of the earliest crypto-currencies, but there are others including ethereum. balance connects to the most popular crypto-currency ex...



balance is a wallet for the world’s currencies [sponsor] – macstories




we are on the cusp of a financial revolution fueled by crypto-currencies and balance makes it easy for everyone to get involved. you’ve probably heard of bitcoin, one of the earliest crypto-currencies, but there are others including ethereum. balance connects to the most popular crypto-currency ex...



how blockchains work - ieee spectrum




all illustrations: greg mably miners & signersalice tells the bitcoin network she wants to pay bob [left]. she uses a cryptographic key to digitally sign off on the transaction, providing proof that she owns these coins.network operators, called miners or block signers, scoop up a bunch of transacti...



balance is a wallet for the world’s currencies [sponsor] – macstories




we are on the cusp of a financial revolution fueled by crypto-currencies and balance makes it easy for everyone to get involved. you’ve probably heard of bitcoin, one of the earliest crypto-currencies, but there are others like ethereum. balance connects to the most popular crypto-currency exchang...



balance is a wallet for the world’s currencies [sponsor] – macstories




we are on the cusp of a financial revolution fueled by crypto-currencies and balance makes it easy for everyone to get involved. you’ve probably heard of bitcoin, one of the earliest crypto-currencies, but there are others including ethereum. balance connects to the most popular crypto-currency ex...



disruptors colony and chronobank will change the way we earn




the kids of tomorrow will have 10 different currencies in their wallets just like today we have 10 different bank cards. the bling factor of what currency they use will be an indication of status far more expressive than physical adornment or what car they drive.a decade ago, i was an educated but g...



ces 2018: ai, blockchains, and emerging memory technologies will make their mark




home and office users will reap the benefits of smarter connected devices at the 2018 ces