An NFT called "Source Code for the WWW" was sold on June 30, 2021 for a winning bid of 5,435,500 USD. This NFT was created by Tim Berners-Lee, the writer of the code that would become the internet.

Learn what NFTs (Non-Fungible Tokens) are, how they work, and how AI is transforming digital ownership in the crypto world.

Terms like ‘nonfungible token,’ ‘minting,’ ‘gas fees’ and more sound like a foreign language to you? To better understand it—and explain it—WSJ’s Joanna Stern turned her son’s art into an NFT on the ...