Scientists from a place called the Computer Science and Artificial Intelligence Laboratory have made an amazing discovery! They found a way to use technology to help take care of people in their homes. This special system can even see through walls and help older people live comfortably.

Imagine if your home could understand how you’re feeling and if you’re moving around safely, even without anyone watching you. That’s exactly what this smart-home system does! It uses something called “artificial intelligence,” which is like a smart computer brain, to know where people are inside a house. This is possible because of something you might know as Wi-Fi.

Using Wi-Fi signals from routers, which are like internet boxes, the smart computer can tell if someone is in a room and what they’re doing. It’s like magic! The smart computer turns these Wi-Fi signals into a kind of map that shows where people are and how they’re moving. It’s a bit like having special cameras that can see through walls.

So, in the future, homes might have these special systems that use AI Technology to watch over us, especially older folks who want to stay in their own homes as they get older. It’s like having a friendly robot assistant that keeps you safe and comfortable, even when you’re not feeling your best.

Before this, other smart people tried to do similar things, like using cell phones and Wi-Fi to figure out where people are. But this new study is even better! The team from Carnegie Mellon University figured out how to make the pictures they see even clearer. They can even see how people are standing or moving around. It’s like having a super helpful friend who makes sure you’re safe and doing well.