A good summary of Ethereum. Assumes some familiarity with cryptocurrencies, but goes over all the aspects without going into too much detail.
Long article on discussing blockchain technology which threatens centralized currencies, social networks, stock markets, even national governments. Are we heading towards an anarchic future where centralized power of any kind will dissolve?
Ethereum is a platform and a programming language that makes it possible to build and publish next-generation distributed applications using crytocurrency tech like decentralized blockchains.
Stellar is a decentralized protocol for sending and receiving money in any pair of currencies.