Introduction: In drill-and-blast excavation for small- and medium-sized tunnels, the conventional wedge-cut blasting method is often constrained by the limited maneuvering space of construction ...

Abstract: Blockchain is a decentralized distributed ledger that is stored in a block chain, cannot be tampered with, is safe and trustworthy with the help of cryptography and consensus mechanism.

Credit: Mashable composite by Rene Ramos. Photography by Joseph Maldonado A small but significant victory for OpenAI: the court order requiring the company to preserve all of its ChatGPT data ...