Alia Sabur, in a slick black bob and ivory boots, her fingernails frosted blue, looks 14. As “uhmm” and “like” dusts her conversation, she sounds 14. And as she fidgets in a chair talking about her ...

Alia Sabur seems like a pretty normal 14-year-old: She has ivory boots and blue fingernails; she says "uhmmm" and "like" a lot and she loves to IM her friends. But unlike most 14-year-olds, Alia is ...

PHILADELPHIA — Alia Sabur uses words like "nanoscale" and "protein folding" without so much as a stutter. She can explain complex concepts of science as confidently as other teens converse on MTV and ...