Concerned that you'll never be able to replace your HP 41C when it finally craps out? We were, too. Until we found out about calculator emulators for the PC. As one engineer says, "I just pop the 41CX up on the screen, load my old program files written in the standard HP language, and voila!" Check it out at www.hpcalc.org/hp48/pc/emulators/.
MIT students modified a 3D printer to enable it to print more than one object and print on top of existing printed objects. All of this was made possible by modifying a Solidoodle with a height measuring laser.
This Gadget Freak Review looks at a keyless Bluetooth padlock that works with your smartphone, along with a system that tracks your sleep behavior and wakes you at the perfect time in your sleep cycle to avoid morning grogginess.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.