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 ...

Being an airline pilot is a job of tremendous pressure. It goes without saying, then, that expertise and absolute concentration are paramount. So much so, in fact, that the Federal Aviation ...

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 ...

new video loaded: Laser Pointers and Traffic Cones: Creative Ways Hong Kong Protesters Are Organizing transcript Traffic cones, suitcases and laser pointers: These are just some of the objects that ...

“Repaired, then over-repaired, until I broke it for good.” How did this solution eventually lead to dissolution? According to Paul Rako, the laser pointer took too much of a “beading.” The batteries ...