A spokesman for the former mayor of New York City said Mr. Giuliani was critical but stable. By Jonah E. Bromwich A spring walk near Prospect Park, an S. Klein bargain and more reader tales of New ...

Meta to track employee keystrokes, screen activity to train AI agents The data, gathered through a new internal tool, will be used to improve AI agents’ ability to navigate software and complete ...

Physics is the search for and application of rules that can help us understand and predict the world around us. Central to physics are ideas such as energy, mass, particles and waves. Physics attempts ...