The handheld laser pointers you can buy at office supplies stores are legally required to be no powerful than 0.005-watts, and most fall well below that threshold so they’re relatively safe to use.

Carolyn Trietsch recently defended her Ph.D. in entomology at Penn State. You can view her website or follow her on Twitter @carolyntrietsch. Laser pointers are perhaps the most abused visual aids in ...

This recall involves Party Favors lite-up torches and mini laser pointers. The affected models are: Model PF-1082: A single lite-up torch sold in white, blue or orange, measuring about 5 inches long ...

Laser technology can be fun for a number of reasons, whether its to aid presentations, create light shows at big concerts, or provide some entertainment for your cat. There are other types of laser ...