Heeva Alavi, an Iranian-American, writes about her family’s mixed emotions about the World Cup, while Aariv Shah reflects on the SpaceX I.P.O. By The Learning Network We invited teenagers to create an ...

The PNAS Editorial Board is made up of NAS members who are active scientists and experts in their fields. On submission, your paper is assigned to an Editorial Board member in one of the 31 NAS ...

i have used this cell for 2years its a perfect cell phone.nokia cells are always amazing.it's not difficult to use this cell even if the manual is in chinese.u can c the pic in the manual and use ur ...