PowerBook and iBook batteries, like all other lithium-ion charge carrying devices, have a limited life-span. After several months to a few years of use (dependent on the number of power cycles), the ...

Your errant hand or a curious pet can inflict serious damage on a PowerBook or iBook if liquids are nearby. A spilled beverage -- especially those containing sugar or of naturally high acidity -- can ...

In the tutorial videos Apple just posted, there are some features shown off for their iBooks app that had not been documented or shown off prior to today. The features include: ...