Every kid who put a towel around their neck and pretended to be Batman in their backyard always had a trusty flashlight on the ready as their go-to “Batsignal.” And as the light from our ...

From concept to reality, we turned a 2.5W blue laser into a functional Bat Signal. See the process, the challenges, and the epic results! Some countries, including the 'Dirty 15' percent ...

In this video I test my DIY bat signal powered by the incredibly bright Imalent MS18 flashlight against the clouds. I also show an easy way that you can build your own image projector using a few ...

Every kid who put a towel around their neck and pretended to be Batman in their backyard always had a trusty flashlight on the ready as their go-to “Batsignal.” And as the light from our ...