A practical guide for expanding your circle, with advice from sociable people. By Laura Regensdorf Laura Regensdorf lives in Brooklyn with her hound mix, Pina, who has turned out to be a great ...

Learn how to create your own portable fan with this step-by-step DIY tutorial. Using a DC motor, handmade propeller, simple wiring, and basic materials like plastic or cardboard, this project walks ...

The Lidl glider, very popular for its low price and huge wingspan, sold as a free flight glider for kids, it's perfect to convert it into an rc glider since there's a lot of space in the fuselage to ...

Spiders’ ability to spin webs may be one consequence of a really big genetic mistake. A close look at the genetics and development of spinnerets — spiders’ silk-making organs — reveals that an early ...

When you're at an airport and see propeller aircraft, you likely think it is powered by a piston engine. This is usually true among smaller planes, like the Cessa 172 Skyhawk and the Piper Archer, or ...