Machine learning is a subfield of artificial intelligence that enables computers to learn from data and improve their performance on a specific task over time. Machine learning is used in many applications, such as image recognition, natural language processing, and fraud detection. Popular machine learning platforms include TensorFlow, PyTorch, and Microsoft Azure Machine Learning. See more Blockchain technology is a distributed ledger technology that enables secure and transparent record-keeping without the need for a central authority. Blockchain is used in many applications, such as cryptocurrency, supply chain management, and voting systems. Popular blockchain platforms include Bitcoin, Ethereum, and Hyperledger Fabric.