According to Science Daily, the most significant geological event that happens in ocean trenches is the gradual subduction of the Earth's crust down into its mantle. This process takes tens of...
A blockchain â originally block chain â is a continuously growing list of records, called blocks, which are linked and secured using cryptography. Each block contains typically a hash pointer as a link to a previous block, a timestamp and transaction data. By design, blockchains are inherently resistant to modification of the data.
Create your first bitcoin address. You can create as many as you can at later point of time. Share this bitcoin address with your friends. They can make payment to this address which would be credited to your bitcoin wallet account. Block chain is shared public ledger in which entire bitcoin network works. Block chain would record all transactions and spender would know the balance which he can spend/ redeem.