Heroic Act Researchers say they've created real-life web-slinging technology like something straight out of "Spider-Man." Their prototype won't have you swinging from buildings anytime soon, but it does nail the gist of Peter Parker's nifty gizmo.

Every kid who has read a comic book or watched a Spider-Man movie has tried to imagine what it would be like to shoot a web from their wrist, fly over streets, and pin down villains. Researchers at Tufts University took those imaginary scenes seriously and created the first web-slinging technology in which a fluid material can shoot from a needle,