A microscope that cost less than £50 and took under 3 hours to build using a common 3D printer could be transformative for ...

My family adores Catan, and it just so happens that there are numerous free files that allow you to create a fully 3D version of its board (this community is a gem, I swear). "Perfect!" I thought.

Accurate smartphone positioning in dense urban environments remains challenging due to signal blockage, multipath effects, and unreliable satellite ...