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 ...

I’m pretty sure I’m not the only one who did this, but the first thing I did when I got my first laser pointer was go outside and point it at the moon. I’d stare and wonder if someone was up there, ...

I’m sure all of you reading this have seen or used a laser pointer at some point in your life, or maybe you’ve even bought one online. But have you ever paid attention to the warning signs on your ...

Back in 2008, a number of planes and helicopters flying over Sydney, Australia, suffered a series of coordinated attacks in which somebody attempted to blind pilots using laser pointers. The ...