What is a Smart Contract? | Codelearn.com

Oracles allow us to monitor Internet activity in order to transfer this data to the blockchain. Its functions are so extensive that they can range from verifying results of sporting events, locating objects anywhere in the world with the help of geolocation, or providing stock prices in real time. Projects such as Chainlink, Band Protocol or API3 aim to improve the interoperability of blockchains with the real world thanks to these oracles.