In this brief talk, Saul Griffith unveils the invention his new company Makani Power has been working on: giant kite turbines that create surprising amounts of clean, renewable energy.

British researchers are developing an artificial pancreas that would automatically control levels of glucose in the bloodstream, obviating the need for diabetics to constantly monitor and regulate their blood sugar levels during the day...

لعبة تعليمية/ مصر تحت الحكم العثمانى