Discover how to build a CO2-powered wooden toy boat from scratch in this step-by-step guide. Learn about buoyancy and ...

A model sailing boat which represents a key part of a project working to banish single use plastics has embarked on a global tour that will help its message reach thousands more people and communities ...

Discover how to build a multi-stage water siphoning and vortex device using repurposed plastic bottles and simple household ...