If the only thing missing from your summer is the ability to play laser tag at home without a vest, then Hasbro has got you covered. Today, the company announced its Nerf Laser Ops Pro blaster line, ...

In this fun project an ultrasonic distance sensor is used to detect a “target” (i.e., a person, a cat, a burglar, etc.). The Arduino illuminates (blasts) the target using an inexpensive laser diode ...