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.
The blockchain is essentially a database running across a vast array of independent machines. With bitcoin, it oversees the exchange of money. But it can oversee the exchange of anything that holds value, including stocks, bonds, and futures as well as houses and car titles.