40 years of cellphone [Video]
How old were you when you got your first cellphone? Ashraf was 18... eighteen days.
Tag Archives: Cellphone
Amazing 18-year-old invents tiny device that fully charges in 20 seconds, could power mobile devices of the future
18-year-old Eesha Khare just won the Intel Foundation Young Scientist Award and $50,000. Why? Well, you know, no big deal, she just invented a new supercapacitor that charges in 20-30 seconds. The device, which is small and around...