The e-charkha is an ingenious update to India’s ubiquitous charkha [spinning wheel] that transforms the simple machine into a potentially significant source of energy for millions of struggling ...
Designer Taikkun Li’s Prayer Wheel Energy Generator proves that praying can actually have immediate earthly benefits. Li’s device is essentially a Tibetan prayer wheel outfitted with used bicycle ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results