Waiting hours for a cellphone to charge may become a thing of the past, thanks to an 18-year-old high-school student’s invention. She won a $50,000 prize Friday at an international science fair for creating an energy storage device that can be fully juiced in 20 to 30 seconds.
Try out a cool way to separate egg yolks from egg whites!
this is genius.
WHAT?!!! I have to tell the gents!