Mina is the lightest blockchain in the world, powered solely by users. To generate a 22kb blockchain, Mina uses sophisticated cryptography and zk-SNARKs. With its unique privacy characteristics, Mina is establishing a private link between the real world and crypto.
Mina Blockchain Technology has recently received the following updates:
https://medium.com/cryptobrosresearch/recent-updates-on-mina-protocol-february-2022-b77ef0249c48