Ethereum is a network of computers for creating a new type of applications (dApps). It is indeed a network of ultra-secure computers located around the world. This means that the information sent and received by these applications is no longer processed by a server, but by this network of computers, in which each computer does a small part of the work. See video for details:
Do not forget to subscribe to CryptoPlanet360 on Youtube to get the latest videos about Crypto projects and Blockchain
Subscribe here: https://bit.ly/2NSkrOU
You are Welcomed to Follow my new Space about Crypto and Blockchain. It is a well organized and rich space:
Follow this link: https://www.quora.com/q/cryptoplanet360