Apple's Calculator app does more than help you calculate tips. With the latest OSes, it launches on iPad and lets you create a Math Note for more complex problems, among other things. Lance is an ...

As part of a series of electronic professional development experiences, the NASA Explorer Schools project and the National Science Teachers Association are hosting a 90-minute Web seminar on Dec. 5, ...

The calculator on your Apple devices can do more than add, subtract, multiply and divide. Here's how it can help you with all kinds of math problems. Trump's Reaction to Melissa Hortman Flag Question ...