In the video I use for the ring 1.5cm in diameter : 20 gauge ( wire diameter 0,8mm ) : 32cm (13 inch) Wire length = number of circle rings x ring circumference + 10cm Subscribe!

Research from UC Santa Cruz human-computer interactions scholars is revealing how online habits translate into offline ...

Once considered ‘grown-up problems’, heart disease and diabetes are now affecting children ... with studies suggesting that 1–2% of urban teens show impaired glucose tolerance, a precursor to ...