From 3D printing to private lending, these are the most creative ways people made money in 2025

Throughout 2025, Business Insider spoke to a handful of entrepreneurs and side hustlers who found inventive ways to make ...

MIT Engineers Create 3D-Printable Aluminum 5 Times Stronger Than Conventional Alloys

By applying machine learning techniques, engineers at MIT have created a new method for 3D printing metal alloys that produce parts far stronger than those made using traditional manufacturing ...