Not ready for SAT? Teen's Web site may be the answer

In the week leading to the most recent SAT college-admission exam, some 600 students logged on to the INeed APencil Web site. There, they reviewed lessons, quizzed themselves on grammar and quadratic equations and even took ...

Inexpensive chip-size satellites orbit Earth

A decade ago, while still a Ph.D. student at Cornell University, Zac Manchester imagined building chip-scale satellites that might work together to study Earth or explore space. On June 3, as NASA Ames Research Center announces ...