Harvard's free programming classes teach you how to think, debug, and adapt in an AI-driven world where knowing code matters more than ever.

Software engineering is the branch of computer science that deals with the design, development, testing, and maintenance of software applications. Software engineers apply engineering principles and ...

From Agency Chaos to Dark Energy Shocks: How Politics, Health, Climate Policy and Space Science Defined 2025 A look back at 2025’s biggest science stories—from federal upheaval and public health ...