I have played with many of the high-power laser pointers over the years from various makers. The pointers are cool to play with because they can melt plastic and burn things, but they don't they don't ...

Some burning questions have just got to be answered, no matter the substantial costs involved. One such question demanding attention is: can a laser pointer be used to examine the microscopic contents ...

Whether you're a regular presentation giver or you just like to pop balloons and start fires, laser pointers have become much more common, albeit sometimes unsafe, household objects. Here's how to ...