Meet Kim Ji-on, a 12-year-old South Korean student who invented a life-saving device that helps people escape deadly fires

What's the one thing you would carry to a remote island with you? If honesty is the way forward, most would say their phone. While there was a time someone would have said an answer like a weapon or maybe their loved one, now, it is truly a mobile phone that lives rent-free with a person everywhere they go, especially during emergencies. And what if it was these phones that could not only help you communicate during such times but also save your lives? This is a question a 12-year-old South Korean teenager asked herself.When it comes to fires, an estimated 8 million incidents happen annually. While on paper, everyone knows to stay low and cover their face with a wet towel to protect themselves from smoke and toxic gases, not all lives are saved by the strategy, as people are left unconscious before the flames get to them. What if you could use something that you carry everywhere with you?According to The Korea Herald, Kim Ji-on saw a news story two years ago about a fire at a hotel in Bucheon that killed seven people. The victims, trapped on site, made final calls to their families, which got her thinking about what could have helped them survive the tragedy.The answer arrived when...