Add Yahoo as a preferred source to see more of our stories on Google. If you’re in a pinch for a Halloween costume, you can never go wrong with a DIY bat costume you can make in minutes. There are two ...

[Tony Messina] had been fascinated with bat’s echolocation since he was a kid. After he retired, he decided to act on this fascination and built a simple bat detector. The simple bat detector uses ...

Cut 2 (3-inch) sections of elastic and loop them, as shown. Sew each loop onto the ends of the bat wings using a straight stitch, and go back and forth a few times to secure it. Image: Merrick ...