Fireflies are nature’s fireworks! Depending on where you live, you might see their blue-green lights twinkling in forests, parks, or even your backyard! But how do they make light? We asked Johns Hopkins graduate student Abel Corver to help us find the answer.

Got a question that’s lighting up your imagination? Send it to us at BrainsOn.org/contact, and we’ll answer it faster than you can say, “Ready, set, glow!”