The videos from [styropyro] are always amusing and informative. However, ironically for him, he is alarmed that many green laser pointers are more powerful than they are supposed to be. Sure, you ...

The videos from [styropyro] are always amusing and informative. However, ironically for him, he is alarmed that many green laser pointers are more powerful than they are supposed to be. Sure, you ...

High-powered laser pens can do a lot more harm than just distracting an opposing player, like cause permanent blindness, and the fear is that the trend that's taken hold amongst European soccer fans ...

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 ...

Everybody knows not to shine laser pointers in your eye. They could damage your vision! (Emphasis on could, since your eye’s blink reflex would probably protect your retina.) But what if you were an ...

A 9-year-old boy in Greece was left with damaged vision after staring into a laser pointer. His doctors describe the case in a paper published in the New England Journal of Medicine. The boy's parents ...

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 ...

Every now and then, one of my columns elicits enough reader response to merit a follow-up. Such is the case with a piece I wrote on green laser pointers (November 2013), in which I outlined their ...

For many years, one of the biggest stumbling blocks I faced at star parties was the confusion that arose whenever I tried to show attendees the locations of notable stars and constellations or the ...

The batteries leaked in my laser pointer. They had swollen to the point where I could not get them out. I clamped the laser pointer in my trusty Wilton vise and drilled out the batteries with a large ...